57555534 has 16 divisors (see below), whose sum is σ = 115378560. Its totient is φ = 19140600.

The previous prime is 57555527. The next prime is 57555551. The reversal of 57555534 is 43555575.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 57555492 and 57555501.

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, 8292 + ... + 13559.

It is an arithmetic number, because the mean of its divisors is an integer number (7211160).

Almost surely, 2^57555534 is an apocalyptic number.

57555534 is an abundant number, since it is smaller than the sum of its proper divisors (57823026).

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

57555534 is a wasteful number, since it uses less digits than its factorization.

57555534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22295.

The product of its digits is 262500, while the sum is 39.

The square root of 57555534 is about 7586.5363638488. The cubic root of 57555534 is about 386.0963498999.

The spelling of 57555534 in words is "fifty-seven million, five hundred fifty-five thousand, five hundred thirty-four".