57550 has 12 divisors (see below), whose sum is σ = 107136. Its totient is φ = 23000.

The previous prime is 57529. The next prime is 57557. The reversal of 57550 is 5575.

57550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 526 + ... + 625.

It is an arithmetic number, because the mean of its divisors is an integer number (8928).

2⁵⁷⁵⁵⁰ is an apocalyptic number.

57550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57550 is a deficient number, since it is larger than the sum of its proper divisors (49586).

57550 is a wasteful number, since it uses less digits than its factorization.

57550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163 (or 1158 counting only the distinct ones).

The product of its (nonzero) digits is 875, while the sum is 22.

The square root of 57550 is about 239.8958107179. The cubic root of 57550 is about 38.6083975036.

It can be divided in two parts, 575 and 50, that added together give a 4-th power (625 = 5⁴).

The spelling of 57550 in words is "fifty-seven thousand, five hundred fifty".