Python Program To Find Sum Of Digit Of A Number

This program calculates sum of digit of a given number by user in Python language.

In this Python program, we first read number from user and then calculate sum of its digit using while loop. Here % operator gives remainder and // is used for integer division.

Python Source Code: Sum of Digit of Number

# Sum of digit of number

number = int(input("Enter number: "))

copy = number

total_sum = 0

while number:
    total_sum += number % 10
    number //= 10

print("Sum of digit of number %d is %d." % (copy,total_sum))


Enter number: 3245
Sum of digit of number 3245 is 14.