Is it possible to store simple data types in the dynamic memory area?

In Java, all objects, including wrappers for primitive types (e.g., Integer, Double), are stored in dynamic memory (heap). Primitive types (int, double, boolean, etc.) are usually stored on the stack if they are local variables, or inside objects in the heap.

Thus, primitive data types themselves are not stored directly in dynamic memory, but their wrappers and objects containing them are. For example:

int a = 5; // stored on the stack (if local variable)
Integer b = Integer.valueOf(5); // object in the heap

If you need to explicitly store primitive types in dynamic memory, you use wrappers or arrays.