683981424 has 60 divisors (see below), whose sum is σ = 2187658096. Its totient is φ = 195422976.

The previous prime is 683981407. The next prime is 683981453. The reversal of 683981424 is 424189386.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 683981424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338269 + ... + 340284.

Almost surely, 2^683981424 is an apocalyptic number.

It is an amenable number.

683981424 is an abundant number, since it is smaller than the sum of its proper divisors (1503676672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

683981424 is a wasteful number, since it uses less digits than its factorization.

683981424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678574 (or 678565 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 683981424 is about 26153.0385232768. The cubic root of 683981424 is about 881.0788352645.

The spelling of 683981424 in words is "six hundred eighty-three million, nine hundred eighty-one thousand, four hundred twenty-four".