56970331 has 16 divisors (see below), whose sum is σ = 63504000. Its totient is φ = 50676480.

The previous prime is 56970323. The next prime is 56970367. The reversal of 56970331 is 13307965.

It is a cyclic number.

It is not a de Polignac number, because 56970331 - 2³ = 56970323 is a prime.

It is a super-2 number, since 2×56970331² = 6491237228499122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56970311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113920 + ... + 114418.

It is an arithmetic number, because the mean of its divisors is an integer number (3969000).

Almost surely, 2^56970331 is an apocalyptic number.

56970331 is a deficient number, since it is larger than the sum of its proper divisors (6533669).

56970331 is a wasteful number, since it uses less digits than its factorization.

56970331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 56970331 is about 7547.8693019951. The cubic root of 56970331 is about 384.7833289192.

The spelling of 56970331 in words is "fifty-six million, nine hundred seventy thousand, three hundred thirty-one".