57566136 has 32 divisors (see below), whose sum is σ = 144199440. Its totient is φ = 19150848.

The previous prime is 57566129. The next prime is 57566141. The reversal of 57566136 is 63166575.

It is a junction number, because it is equal to n+sod(n) for n = 57566094 and 57566103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11770 + ... + 15926.

Almost surely, 2^57566136 is an apocalyptic number.

It is an amenable number.

57566136 is an abundant number, since it is smaller than the sum of its proper divisors (86633304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57566136 is a wasteful number, since it uses less digits than its factorization.

57566136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743 (or 4739 counting only the distinct ones).

The product of its digits is 113400, while the sum is 39.

The square root of 57566136 is about 7587.2350695098. The cubic root of 57566136 is about 386.1200553654.

The spelling of 57566136 in words is "fifty-seven million, five hundred sixty-six thousand, one hundred thirty-six".