53556132 has 24 divisors (see below), whose sum is σ = 142816576. Its totient is φ = 15301728.

The previous prime is 53556091. The next prime is 53556157. The reversal of 53556132 is 23165535.

It is a self number, because there is not a number n which added to its sum of digits gives 53556132.

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, 318703 + ... + 318870.

Almost surely, 2^53556132 is an apocalyptic number.

It is an amenable number.

53556132 is an abundant number, since it is smaller than the sum of its proper divisors (89260444).

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

53556132 is a wasteful number, since it uses less digits than its factorization.

53556132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637587 (or 637585 counting only the distinct ones).

The product of its digits is 13500, while the sum is 30.

The square root of 53556132 is about 7318.2055177482. The cubic root of 53556132 is about 376.9378372929.

The spelling of 53556132 in words is "fifty-three million, five hundred fifty-six thousand, one hundred thirty-two".