10639924 has 12 divisors (see below), whose sum is σ = 19600000. Its totient is φ = 5039928.

The previous prime is 10639921. The next prime is 10639931. The reversal of 10639924 is 42993601.

It is a super-2 number, since 2×10639924² = 226415965451552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10639924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10639921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69924 + ... + 70075.

Almost surely, 2^10639924 is an apocalyptic number.

It is an amenable number.

10639924 is a deficient number, since it is larger than the sum of its proper divisors (8960076).

10639924 is a wasteful number, since it uses less digits than its factorization.

10639924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140022 (or 140020 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 10639924 is about 3261.8896363918. The cubic root of 10639924 is about 219.9443660977.

The spelling of 10639924 in words is "ten million, six hundred thirty-nine thousand, nine hundred twenty-four".