55053072 has 120 divisors (see below), whose sum is σ = 167248224. Its totient is φ = 16837632.

The previous prime is 55053041. The next prime is 55053083. The reversal of 55053072 is 27035055.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105003 + ... + 105525.

Almost surely, 2^55053072 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 55053072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83624112).

55053072 is an abundant number, since it is smaller than the sum of its proper divisors (112195152).

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

55053072 is a wasteful number, since it uses less digits than its factorization.

55053072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 55053072 is about 7419.7757378508. The cubic root of 55053072 is about 380.4175281424.

The spelling of 55053072 in words is "fifty-five million, fifty-three thousand, seventy-two".