57575666 has 8 divisors (see below), whose sum is σ = 86504880. Its totient is φ = 28740708.

The previous prime is 57575659. The next prime is 57575671. The reversal of 57575666 is 66657575.

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

It is a self number, because there is not a number n which added to its sum of digits gives 57575666.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22016 + ... + 24491.

It is an arithmetic number, because the mean of its divisors is an integer number (10813110).

Almost surely, 2^57575666 is an apocalyptic number.

57575666 is a deficient number, since it is larger than the sum of its proper divisors (28929214).

57575666 is a wasteful number, since it uses less digits than its factorization.

57575666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47128.

The product of its digits is 1323000, while the sum is 47.

The square root of 57575666 is about 7587.8630720381. The cubic root of 57575666 is about 386.1413614164.

The spelling of 57575666 in words is "fifty-seven million, five hundred seventy-five thousand, six hundred sixty-six".