56657695 has 16 divisors (see below), whose sum is σ = 69949152. Its totient is φ = 44029440.

The previous prime is 56657687. The next prime is 56657723. The reversal of 56657695 is 59675665.

It is a happy number.

56657695 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56657695 - 2³ = 56657687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63724 + ... + 64606.

It is an arithmetic number, because the mean of its divisors is an integer number (4371822).

Almost surely, 2^56657695 is an apocalyptic number.

56657695 is a deficient number, since it is larger than the sum of its proper divisors (13291457).

56657695 is a wasteful number, since it uses less digits than its factorization.

56657695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242.

The product of its digits is 1701000, while the sum is 49.

The square root of 56657695 is about 7527.1305953863. The cubic root of 56657695 is about 384.0781791597.

The spelling of 56657695 in words is "fifty-six million, six hundred fifty-seven thousand, six hundred ninety-five".