diff --git a/graphene/types/schema.py b/graphene/types/schema.py
index e1ed9ceb..4819d76a 100644
--- a/graphene/types/schema.py
+++ b/graphene/types/schema.py
@@ -49,7 +49,7 @@ from .resolver import get_default_resolver
 from .scalars import ID, Boolean, Float, Int, Scalar, String
 from .structures import List, NonNull
 from .union import Union
-from .utils import get_field_as
+from .utils import get_field_as, get_type_name
 
 introspection_query = get_introspection_query()
 IntrospectionSchema = introspection_types["__Schema"]
@@ -141,9 +141,9 @@ class TypeMap(dict):
         elif issubclass(graphene_type, Interface):
             graphql_type = self.create_interface(graphene_type)
         elif issubclass(graphene_type, Scalar):
-            graphql_type = self.create_scalar(graphene_type)
+            graphql_type = self.create_scalar(graphene_type, self.type_name_prefix)
         elif issubclass(graphene_type, Enum):
-            graphql_type = self.create_enum(graphene_type)
+            graphql_type = self.create_enum(graphene_type, self.type_name_prefix)
         elif issubclass(graphene_type, Union):
             graphql_type = self.construct_union(graphene_type)
         else:
@@ -151,7 +151,11 @@ class TypeMap(dict):
         self[name] = graphql_type
         return graphql_type
 
-    def create_scalar(self, graphene_type):
+    @staticmethod
+    def create_scalar(
+        graphene_type,
+        type_name_prefix=None,
+    ):
         # We have a mapping to the original GraphQL types
         # so there are no collisions.
         _scalars = {
@@ -166,14 +170,15 @@ class TypeMap(dict):
 
         return GrapheneScalarType(
             graphene_type=graphene_type,
-            name=self.get_type_name(graphene_type),
+            name=get_type_name(graphene_type, type_name_prefix),
             description=graphene_type._meta.description,
             serialize=getattr(graphene_type, "serialize", None),
             parse_value=getattr(graphene_type, "parse_value", None),
             parse_literal=getattr(graphene_type, "parse_literal", None),
         )
 
-    def create_enum(self, graphene_type):
+    @staticmethod
+    def create_enum(graphene_type, type_name_prefix=None):
         values = {}
         for name, value in graphene_type._meta.enum.__members__.items():
             description = getattr(value, "description", None)
@@ -201,7 +206,7 @@ class TypeMap(dict):
         return GrapheneEnumType(
             graphene_type=graphene_type,
             values=values,
-            name=self.get_type_name(graphene_type),
+            name=get_type_name(graphene_type, type_name_prefix),
             description=type_description,
         )
 
@@ -408,18 +413,7 @@ class TypeMap(dict):
         return default_type_resolver(root, info, return_type)
 
     def get_type_name(self, graphene_type):
-        type_name_prefix = (
-            graphene_type._meta.type_name_prefix
-            if graphene_type._meta.type_name_prefix is not None
-            else self.type_name_prefix
-        )
-        if type_name_prefix:
-            return (
-                type_name_prefix[0].upper()
-                + type_name_prefix[1:]
-                + graphene_type._meta.name
-            )
-        return graphene_type._meta.name
+        return get_type_name(graphene_type, self.type_name_prefix)
 
     def get_field_name(self, graphene_type, name):
         if graphene_type._meta.name in self.root_type_names:
diff --git a/graphene/types/utils.py b/graphene/types/utils.py
index 1976448a..e609e6a2 100644
--- a/graphene/types/utils.py
+++ b/graphene/types/utils.py
@@ -48,3 +48,18 @@ def get_underlying_type(_type):
     while hasattr(_type, "of_type"):
         _type = _type.of_type
     return _type
+
+
+def get_type_name(graphene_type, type_name_prefix):
+    type_name_prefix = (
+        graphene_type._meta.type_name_prefix
+        if graphene_type._meta.type_name_prefix is not None
+        else type_name_prefix
+    )
+    if type_name_prefix:
+        return (
+            type_name_prefix[0].upper()
+            + type_name_prefix[1:]
+            + graphene_type._meta.name
+        )
+    return graphene_type._meta.name