52855012 has 24 divisors (see below), whose sum is σ = 110307456. Its totient is φ = 21667008.

The previous prime is 52855007. The next prime is 52855021. The reversal of 52855012 is 21055825.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 40393 + ... + 41680.

It is an arithmetic number, because the mean of its divisors is an integer number (4596144).

Almost surely, 2^52855012 is an apocalyptic number.

It is an amenable number.

52855012 is an abundant number, since it is smaller than the sum of its proper divisors (57452444).

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

52855012 is a wasteful number, since it uses less digits than its factorization.

52855012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82107 (or 82105 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 52855012 is about 7270.1452530194. The cubic root of 52855012 is about 375.2857365940.

The spelling of 52855012 in words is "fifty-two million, eight hundred fifty-five thousand, twelve".