55175256 has 40 divisors (see below), whose sum is σ = 154543620. Its totient is φ = 18391536.

The previous prime is 55175233. The next prime is 55175261. The reversal of 55175256 is 65257155.

It is a happy number.

55175256 is a `hidden beast` number, since 551 + 7 + 52 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 55175256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 41926 + ... + 43221.

Almost surely, 2^55175256 is an apocalyptic number.

It is an amenable number.

55175256 is an abundant number, since it is smaller than the sum of its proper divisors (99368364).

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

55175256 is a wasteful number, since it uses less digits than its factorization.

55175256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85165 (or 85152 counting only the distinct ones).

The product of its digits is 52500, while the sum is 36.

The square root of 55175256 is about 7428.0048465251. The cubic root of 55175256 is about 380.6987512697.

The spelling of 55175256 in words is "fifty-five million, one hundred seventy-five thousand, two hundred fifty-six".