56933631 has 8 divisors (see below), whose sum is σ = 84346160. Its totient is φ = 37955736.

The previous prime is 56933623. The next prime is 56933647. The reversal of 56933631 is 13633965.

56933631 is a `hidden beast` number, since 569 + 33 + 63 + 1 = 666.

It is not a de Polignac number, because 56933631 - 2³ = 56933623 is a prime.

It is a super-2 number, since 2×56933631² = 6482876677688322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56933621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054300 + ... + 1054353.

It is an arithmetic number, because the mean of its divisors is an integer number (10543270).

Almost surely, 2^56933631 is an apocalyptic number.

56933631 is a deficient number, since it is larger than the sum of its proper divisors (27412529).

56933631 is a wasteful number, since it uses less digits than its factorization.

56933631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108662 (or 2108656 counting only the distinct ones).

The product of its digits is 43740, while the sum is 36.

The square root of 56933631 is about 7545.4377606604. The cubic root of 56933631 is about 384.7006860104.

The spelling of 56933631 in words is "fifty-six million, nine hundred thirty-three thousand, six hundred thirty-one".