52867218 has 16 divisors (see below), whose sum is σ = 106041600. Its totient is φ = 17571216.

The previous prime is 52867207. The next prime is 52867219. The reversal of 52867218 is 81276825.

It is not an unprimeable number, because it can be changed into a prime (52867219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10530 + ... + 14717.

It is an arithmetic number, because the mean of its divisors is an integer number (6627600).

Almost surely, 2^52867218 is an apocalyptic number.

52867218 is an abundant number, since it is smaller than the sum of its proper divisors (53174382).

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

52867218 is a wasteful number, since it uses less digits than its factorization.

52867218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25601.

The product of its digits is 53760, while the sum is 39.

The square root of 52867218 is about 7270.9846650918. The cubic root of 52867218 is about 375.3146230702.

The spelling of 52867218 in words is "fifty-two million, eight hundred sixty-seven thousand, two hundred eighteen".