56595645 has 32 divisors (see below), whose sum is σ = 101437440. Its totient is φ = 29937600.

The previous prime is 56595619. The next prime is 56595647. The reversal of 56595645 is 54659565.

56595645 is a `hidden beast` number, since 56 + 595 + 6 + 4 + 5 = 666.

It is not a de Polignac number, because 56595645 - 2⁵ = 56595613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56595645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56595647) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 15495 + ... + 18795.

It is an arithmetic number, because the mean of its divisors is an integer number (3169920).

Almost surely, 2^56595645 is an apocalyptic number.

It is an amenable number.

56595645 is a deficient number, since it is larger than the sum of its proper divisors (44841795).

56595645 is a wasteful number, since it uses less digits than its factorization.

56595645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442 (or 3436 counting only the distinct ones).

The product of its digits is 810000, while the sum is 45.

The square root of 56595645 is about 7523.0077096863. The cubic root of 56595645 is about 383.9379172095.

The spelling of 56595645 in words is "fifty-six million, five hundred ninety-five thousand, six hundred forty-five".