56696031 has 24 divisors (see below), whose sum is σ = 97062784. Its totient is φ = 32396760.

The previous prime is 56696027. The next prime is 56696039. The reversal of 56696031 is 13069665.

56696031 is a `hidden beast` number, since 566 + 9 + 60 + 31 = 666.

It is not a de Polignac number, because 56696031 - 2² = 56696027 is a prime.

It is a super-2 number, since 2×56696031² = 6428879862305922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56696039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14965 + ... + 18366.

Almost surely, 2^56696031 is an apocalyptic number.

56696031 is a deficient number, since it is larger than the sum of its proper divisors (40366753).

56696031 is an equidigital number, since it uses as much as digits as its factorization.

56696031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33353 (or 33341 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 56696031 is about 7529.6766862861. The cubic root of 56696031 is about 384.1647852329.

The spelling of 56696031 in words is "fifty-six million, six hundred ninety-six thousand, thirty-one".