56585638 has 8 divisors (see below), whose sum is σ = 84922920. Its totient is φ = 28278000.

The previous prime is 56585621. The next prime is 56585647. The reversal of 56585638 is 83658565.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1783 + ... + 10786.

It is an arithmetic number, because the mean of its divisors is an integer number (10615365).

Almost surely, 2^56585638 is an apocalyptic number.

56585638 is a deficient number, since it is larger than the sum of its proper divisors (28337282).

56585638 is a wasteful number, since it uses less digits than its factorization.

56585638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14822.

The product of its digits is 864000, while the sum is 46.

The square root of 56585638 is about 7522.3425872530. The cubic root of 56585638 is about 383.9152871219.

The spelling of 56585638 in words is "fifty-six million, five hundred eighty-five thousand, six hundred thirty-eight".