56558870 has 8 divisors (see below), whose sum is σ = 101805984. Its totient is φ = 22623544.

The previous prime is 56558869. The next prime is 56558891. The reversal of 56558870 is 7885565.

56558870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2827934 + ... + 2827953.

It is an arithmetic number, because the mean of its divisors is an integer number (12725748).

Almost surely, 2^56558870 is an apocalyptic number.

56558870 is a deficient number, since it is larger than the sum of its proper divisors (45247114).

56558870 is a wasteful number, since it uses less digits than its factorization.

56558870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655894.

The product of its (nonzero) digits is 336000, while the sum is 44.

The square root of 56558870 is about 7520.5631438078. The cubic root of 56558870 is about 383.8547401606.

The spelling of 56558870 in words is "fifty-six million, five hundred fifty-eight thousand, eight hundred seventy".