56589656 has 8 divisors (see below), whose sum is σ = 106105620. Its totient is φ = 28294824.

The previous prime is 56589647. The next prime is 56589661. The reversal of 56589656 is 65698565.

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

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 as a sum of consecutive naturals, namely, 3536846 + ... + 3536861.

Almost surely, 2^56589656 is an apocalyptic number.

It is an amenable number.

56589656 is a deficient number, since it is larger than the sum of its proper divisors (49515964).

56589656 is a wasteful number, since it uses less digits than its factorization.

56589656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7073713 (or 7073709 counting only the distinct ones).

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

The square root of 56589656 is about 7522.6096535710. The cubic root of 56589656 is about 383.9243738511.

The spelling of 56589656 in words is "fifty-six million, five hundred eighty-nine thousand, six hundred fifty-six".