55933120 has 56 divisors (see below), whose sum is σ = 134563104. Its totient is φ = 22142976.

The previous prime is 55933117. The next prime is 55933139. The reversal of 55933120 is 2133955.

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, 32112 + ... + 33808.

Almost surely, 2^55933120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55933120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67281552).

55933120 is an abundant number, since it is smaller than the sum of its proper divisors (78629984).

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

55933120 is a wasteful number, since it uses less digits than its factorization.

55933120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817 (or 1807 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 55933120 is about 7478.8448305871. The cubic root of 55933120 is about 382.4338701231.

The spelling of 55933120 in words is "fifty-five million, nine hundred thirty-three thousand, one hundred twenty".