56869556 has 12 divisors (see below), whose sum is σ = 105376068. Its totient is φ = 26762112.

The previous prime is 56869523. The next prime is 56869567. The reversal of 56869556 is 65596865.

56869556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45104656 + 11764900 = 6716^2 + 3430^2 .

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 3 ways as a sum of consecutive naturals, for example, 418091 + ... + 418226.

It is an arithmetic number, because the mean of its divisors is an integer number (8781339).

Almost surely, 2^56869556 is an apocalyptic number.

It is an amenable number.

56869556 is a deficient number, since it is larger than the sum of its proper divisors (48506512).

56869556 is a wasteful number, since it uses less digits than its factorization.

56869556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836338 (or 836336 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 50.

The square root of 56869556 is about 7541.1906221763. The cubic root of 56869556 is about 384.5563135250.

The spelling of 56869556 in words is "fifty-six million, eight hundred sixty-nine thousand, five hundred fifty-six".