Java program to check for Harshad Number (Niven Number)

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import java.util.Scanner;

class Harshad_Number

{

    public static void main(String args[])

    {

        Scanner sc = new Scanner(System.in);

         

        System.out.print("Enter a number : ");

        int n = sc.nextInt();

        int c = n, d, sum = 0;

         

        

        while(c>0)

        {

            d = c%10;

            sum = sum + d;

            c = c/10;

        }

         

        if(n%sum == 0)

            System.out.println(n+" is a Harshad Number.");

        else

            System.out.println(n+" is not a Harshad Number.");      

    }

}

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