56577315 has 8 divisors (see below), whose sum is σ = 90523728. Its totient is φ = 30174560.

The previous prime is 56577299. The next prime is 56577319. The reversal of 56577315 is 51377565.

It is a happy number.

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

It is not a de Polignac number, because 56577315 - 2⁴ = 56577299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56577319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1885896 + ... + 1885925.

It is an arithmetic number, because the mean of its divisors is an integer number (11315466).

Almost surely, 2^56577315 is an apocalyptic number.

56577315 is a deficient number, since it is larger than the sum of its proper divisors (33946413).

56577315 is a wasteful number, since it uses less digits than its factorization.

56577315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771829.

The product of its digits is 110250, while the sum is 39.

The square root of 56577315 is about 7521.7893482867. The cubic root of 56577315 is about 383.8964632429.

The spelling of 56577315 in words is "fifty-six million, five hundred seventy-seven thousand, three hundred fifteen".