Java Code To Check Print the Reverse Of a Given Number

public class ReverseNumber 
{
	public static void main(String args[]) 
	{
		int num = 654321, reverse = 0;

		while (num != 0) 
		{
			int remainder = num % 10;
			reverse = reverse * 10 + remainder;
			num = num / 10;
		}
		System.out.println("The reverse of the given number is:" + reverse);
	}
}

Compile:

javac ReverseNumber.java
java ReverseNumber

Output:

The reverse of the given number is : 123456