56377597 has 4 divisors (see below), whose sum is σ = 56465920. Its totient is φ = 56289276.

The previous prime is 56377591. The next prime is 56377609. The reversal of 56377597 is 79577365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56377597 - 2³ = 56377589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56377597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56377591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43197 + ... + 44482.

It is an arithmetic number, because the mean of its divisors is an integer number (14116480).

Almost surely, 2^56377597 is an apocalyptic number.

It is an amenable number.

56377597 is a deficient number, since it is larger than the sum of its proper divisors (88323).

56377597 is an equidigital number, since it uses as much as digits as its factorization.

56377597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88322.

The product of its digits is 1389150, while the sum is 49.

The square root of 56377597 is about 7508.5016481319. The cubic root of 56377597 is about 383.4442123276. Note that the first 3 decimals are identical.

The spelling of 56377597 in words is "fifty-six million, three hundred seventy-seven thousand, five hundred ninety-seven".