52856512 has 14 divisors (see below), whose sum is σ = 104887268. Its totient is φ = 26428224.

The previous prime is 52856509. The next prime is 52856513. The reversal of 52856512 is 21565825.

It is a super-2 number, since 2×52856512² = 5587621721612288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52856513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412878 + ... + 413005.

Almost surely, 2^52856512 is an apocalyptic number.

It is an amenable number.

52856512 is a deficient number, since it is larger than the sum of its proper divisors (52030756).

52856512 is an equidigital number, since it uses as much as digits as its factorization.

52856512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825895 (or 825885 counting only the distinct ones).

The product of its digits is 24000, while the sum is 34.

The square root of 52856512 is about 7270.2484139127. The cubic root of 52856512 is about 375.2892867037.

The spelling of 52856512 in words is "fifty-two million, eight hundred fifty-six thousand, five hundred twelve".