55735272 has 48 divisors (see below), whose sum is σ = 155825280. Its totient is φ = 17978400.

The previous prime is 55735261. The next prime is 55735289. The reversal of 55735272 is 27253755.

It is a happy number.

55735272 is a `hidden beast` number, since 557 + 35 + 2 + 72 = 666.

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

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, 10254 + ... + 14717.

It is an arithmetic number, because the mean of its divisors is an integer number (3246360).

Almost surely, 2^55735272 is an apocalyptic number.

It is an amenable number.

55735272 is an abundant number, since it is smaller than the sum of its proper divisors (100090008).

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

55735272 is a wasteful number, since it uses less digits than its factorization.

55735272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25014 (or 25007 counting only the distinct ones).

The product of its digits is 73500, while the sum is 36.

The square root of 55735272 is about 7465.6059365600. The cubic root of 55735272 is about 381.9824192634.

The spelling of 55735272 in words is "fifty-five million, seven hundred thirty-five thousand, two hundred seventy-two".