633968924 has 12 divisors (see below), whose sum is σ = 1128250200. Its totient is φ = 311611728.

The previous prime is 633968899. The next prime is 633968939. The reversal of 633968924 is 429869336.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1342919 + ... + 1343390.

It is an arithmetic number, because the mean of its divisors is an integer number (94020850).

Almost surely, 2^633968924 is an apocalyptic number.

It is an amenable number.

633968924 is a deficient number, since it is larger than the sum of its proper divisors (494281276).

633968924 is a wasteful number, since it uses less digits than its factorization.

633968924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686372 (or 2686370 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 50.

The square root of 633968924 is about 25178.7395236537. The cubic root of 633968924 is about 859.0583365203.

The spelling of 633968924 in words is "six hundred thirty-three million, nine hundred sixty-eight thousand, nine hundred twenty-four".