Categorize the following numbers into even or odd.
2, 3, 4, 7
Even: 2, 4; Odd: 3, 7.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Categorize the following numbers into even or odd.

### Response:
Even: 2, 4; Odd: 3, 7.