53325928 has 8 divisors (see below), whose sum is σ = 99986130. Its totient is φ = 26662960.

The previous prime is 53325901. The next prime is 53325931. The reversal of 53325928 is 82952335.

It can be written as a sum of positive squares in only one way, i.e., 53319204 + 6724 = 7302^2 + 82^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×53325928² = 5687309194122368, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3332863 + ... + 3332878.

Almost surely, 2^53325928 is an apocalyptic number.

It is an amenable number.

53325928 is a deficient number, since it is larger than the sum of its proper divisors (46660202).

53325928 is a wasteful number, since it uses less digits than its factorization.

53325928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665747 (or 6665743 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 53325928 is about 7302.4604072874. The cubic root of 53325928 is about 376.3969890323.

The spelling of 53325928 in words is "fifty-three million, three hundred twenty-five thousand, nine hundred twenty-eight".