55875 has 16 divisors (see below), whose sum is σ = 93600. Its totient is φ = 29600.

The previous prime is 55871. The next prime is 55889. The reversal of 55875 is 57855.

It is a happy number.

55875 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55875 - 2² = 55871 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (55871) 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, 301 + ... + 449.

It is an arithmetic number, because the mean of its divisors is an integer number (5850).

2⁵⁵⁸⁷⁵ is an apocalyptic number.

55875 is a deficient number, since it is larger than the sum of its proper divisors (37725).

55875 is a wasteful number, since it uses less digits than its factorization.

55875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 157 counting only the distinct ones).

The product of its digits is 7000, while the sum is 30.

The square root of 55875 is about 236.3789330715. The cubic root of 55875 is about 38.2301362111.

The spelling of 55875 in words is "fifty-five thousand, eight hundred seventy-five".