53369928 has 40 divisors (see below), whose sum is σ = 149487030. Its totient is φ = 17789760.

The previous prime is 53369909. The next prime is 53369933. The reversal of 53369928 is 82996335.

53369928 is a `hidden beast` number, since 533 + 6 + 99 + 28 = 666.

It can be written as a sum of positive squares in only one way, i.e., 44116164 + 9253764 = 6642^2 + 3042^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40533 + ... + 41828.

Almost surely, 2^53369928 is an apocalyptic number.

It is an amenable number.

53369928 is an abundant number, since it is smaller than the sum of its proper divisors (96117102).

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

53369928 is a wasteful number, since it uses less digits than its factorization.

53369928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82379 (or 82366 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 53369928 is about 7305.4724693205. The cubic root of 53369928 is about 376.5004841187.

The spelling of 53369928 in words is "fifty-three million, three hundred sixty-nine thousand, nine hundred twenty-eight".