56569408 has 28 divisors (see below), whose sum is σ = 128292352. Its totient is φ = 24243840.

The previous prime is 56569369. The next prime is 56569417. The reversal of 56569408 is 80496565.

56569408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

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, 62688 + ... + 63583.

Almost surely, 2^56569408 is an apocalyptic number.

It is an amenable number.

56569408 is an abundant number, since it is smaller than the sum of its proper divisors (71722944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56569408 is a wasteful number, since it uses less digits than its factorization.

56569408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126290 (or 126280 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 56569408 is about 7521.2637236039. The cubic root of 56569408 is about 383.8785785085.

The spelling of 56569408 in words is "fifty-six million, five hundred sixty-nine thousand, four hundred eight".