56588565 has 32 divisors (see below), whose sum is σ = 99340416. Its totient is φ = 27279360.

The previous prime is 56588557. The next prime is 56588591.

56588565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56588565 - 2³ = 56588557 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30957 + ... + 32733.

It is an arithmetic number, because the mean of its divisors is an integer number (3104388).

Almost surely, 2^56588565 is an apocalyptic number.

56588565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56588565 is a deficient number, since it is larger than the sum of its proper divisors (42751851).

56588565 is a wasteful number, since it uses less digits than its factorization.

56588565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989.

The product of its digits is 1440000, while the sum is 48.

The square root of 56588565 is about 7522.5371384926. The cubic root of 56588565 is about 383.9219065911.

The spelling of 56588565 in words is "fifty-six million, five hundred eighty-eight thousand, five hundred sixty-five".