57566241 has 16 divisors (see below), whose sum is σ = 86731200. Its totient is φ = 37725984.

The previous prime is 57566239. The next prime is 57566261. The reversal of 57566241 is 14266575.

It is a happy number.

57566241 is a `hidden beast` number, since 57 + 566 + 2 + 41 = 666.

It is not a de Polignac number, because 57566241 - 2¹ = 57566239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57566196 and 57566205.

It is not an unprimeable number, because it can be changed into a prime (57566261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16476 + ... + 19661.

It is an arithmetic number, because the mean of its divisors is an integer number (5420700).

Almost surely, 2^57566241 is an apocalyptic number.

It is an amenable number.

57566241 is a deficient number, since it is larger than the sum of its proper divisors (29164959).

57566241 is a wasteful number, since it uses less digits than its factorization.

57566241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36205 (or 36199 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 57566241 is about 7587.2419890234. The cubic root of 57566241 is about 386.1202901249.

The spelling of 57566241 in words is "fifty-seven million, five hundred sixty-six thousand, two hundred forty-one".