53289372 has 36 divisors (see below), whose sum is σ = 128510088. Its totient is φ = 17186400.

The previous prime is 53289347. The next prime is 53289377. The reversal of 53289372 is 27398235.

It is a self number, because there is not a number n which added to its sum of digits gives 53289372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53289377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9222 + ... + 13842.

Almost surely, 2^53289372 is an apocalyptic number.

It is an amenable number.

53289372 is an abundant number, since it is smaller than the sum of its proper divisors (75220716).

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

53289372 is a wasteful number, since it uses less digits than its factorization.

53289372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4690 (or 4657 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 53289372 is about 7299.9569861746. The cubic root of 53289372 is about 376.3109601267.

The spelling of 53289372 in words is "fifty-three million, two hundred eighty-nine thousand, three hundred seventy-two".