56575605 has 8 divisors (see below), whose sum is σ = 90520992. Its totient is φ = 30173648.

The previous prime is 56575601. The next prime is 56575633. The reversal of 56575605 is 50657565.

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

It is a cyclic number.

It is not a de Polignac number, because 56575605 - 2² = 56575601 is a prime.

It is a super-2 number, since 2×56575605² = 6401598162232050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56575601) 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, 1885839 + ... + 1885868.

It is an arithmetic number, because the mean of its divisors is an integer number (11315124).

Almost surely, 2^56575605 is an apocalyptic number.

It is an amenable number.

56575605 is a deficient number, since it is larger than the sum of its proper divisors (33945387).

56575605 is a wasteful number, since it uses less digits than its factorization.

56575605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771715.

The product of its (nonzero) digits is 157500, while the sum is 39.

The square root of 56575605 is about 7521.6756776665. The cubic root of 56575605 is about 383.8925955587.

It can be divided in two parts, 5657560 and 5, that added together give a palindrome (5657565).

The spelling of 56575605 in words is "fifty-six million, five hundred seventy-five thousand, six hundred five".