56323657 has 16 divisors (see below), whose sum is σ = 65584960. Its totient is φ = 47915712.

The previous prime is 56323649. The next prime is 56323693. The reversal of 56323657 is 75632365.

It is a happy number.

It is not a de Polignac number, because 56323657 - 2³ = 56323649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (56323637) 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, 6058 + ... + 12220.

It is an arithmetic number, because the mean of its divisors is an integer number (4099060).

Almost surely, 2^56323657 is an apocalyptic number.

It is an amenable number.

56323657 is a deficient number, since it is larger than the sum of its proper divisors (9261303).

56323657 is a wasteful number, since it uses less digits than its factorization.

56323657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6232.

The product of its digits is 113400, while the sum is 37.

The square root of 56323657 is about 7504.9088602061. The cubic root of 56323657 is about 383.3218848923.

The spelling of 56323657 in words is "fifty-six million, three hundred twenty-three thousand, six hundred fifty-seven".