Java Program to reverse a number using a while loop in Java

public class demo1 {

    public static void main(String[] args) {

        int num = 2345, reversed = 0;

        while(num != 0) {
            int digit = num % 10;
            reversed = reversed * 10 + digit;
            num /= 10;
        }

        System.out.println("Reversed Number: " + reversed);
    }
}