55183200 has 72 divisors (see below), whose sum is σ = 179629128. Its totient is φ = 14714880.

The previous prime is 55183199. The next prime is 55183213. The reversal of 55183200 is 238155.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9097 + ... + 13896.

It is an arithmetic number, because the mean of its divisors is an integer number (2494849).

Almost surely, 2^55183200 is an apocalyptic number.

55183200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55183200 is an abundant number, since it is smaller than the sum of its proper divisors (124445928).

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

55183200 is a wasteful number, since it uses less digits than its factorization.

55183200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23016 (or 23003 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 55183200 is about 7428.5395603712. The cubic root of 55183200 is about 380.7170210883.

The spelling of 55183200 in words is "fifty-five million, one hundred eighty-three thousand, two hundred".