56590568 has 8 divisors (see below), whose sum is σ = 106107330. Its totient is φ = 28295280.

The previous prime is 56590519. The next prime is 56590577. The reversal of 56590568 is 86509565.

56590568 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 only one way, i.e., 54789604 + 1800964 = 7402^2 + 1342^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 3536903 + ... + 3536918.

Almost surely, 2^56590568 is an apocalyptic number.

It is an amenable number.

56590568 is a deficient number, since it is larger than the sum of its proper divisors (49516762).

56590568 is a wasteful number, since it uses less digits than its factorization.

56590568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7073827 (or 7073823 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 44.

The square root of 56590568 is about 7522.6702705888. The cubic root of 56590568 is about 383.9264362843.

The spelling of 56590568 in words is "fifty-six million, five hundred ninety thousand, five hundred sixty-eight".