53577372 has 12 divisors (see below), whose sum is σ = 125013896. Its totient is φ = 17859120.

The previous prime is 53577371. The next prime is 53577383. The reversal of 53577372 is 27377535.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 53577372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53577371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2232379 + ... + 2232402.

Almost surely, 2^53577372 is an apocalyptic number.

It is an amenable number.

53577372 is an abundant number, since it is smaller than the sum of its proper divisors (71436524).

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

53577372 is a wasteful number, since it uses less digits than its factorization.

53577372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4464788 (or 4464786 counting only the distinct ones).

The product of its digits is 154350, while the sum is 39.

The square root of 53577372 is about 7319.6565493198. The cubic root of 53577372 is about 376.9876610399.

The spelling of 53577372 in words is "fifty-three million, five hundred seventy-seven thousand, three hundred seventy-two".