53079864 has 32 divisors (see below), whose sum is σ = 133297920. Its totient is φ = 17613536.

The previous prime is 53079857. The next prime is 53079913. The reversal of 53079864 is 46897035.

It is a happy number.

It is a congruent number.

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, 577 + ... + 10319.

It is an arithmetic number, because the mean of its divisors is an integer number (4165560).

Almost surely, 2^53079864 is an apocalyptic number.

It is an amenable number.

53079864 is an abundant number, since it is smaller than the sum of its proper divisors (80218056).

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

53079864 is a wasteful number, since it uses less digits than its factorization.

53079864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9979 (or 9975 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 53079864 is about 7285.5929065519. The cubic root of 53079864 is about 375.8171549496.

The spelling of 53079864 in words is "fifty-three million, seventy-nine thousand, eight hundred sixty-four".