52422864 has 40 divisors (see below), whose sum is σ = 145844832. Its totient is φ = 16129920.

The previous prime is 52422863. The next prime is 52422947. The reversal of 52422864 is 46822425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52422863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41382 + ... + 42629.

Almost surely, 2^52422864 is an apocalyptic number.

It is an amenable number.

52422864 is an abundant number, since it is smaller than the sum of its proper divisors (93421968).

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

52422864 is a wasteful number, since it uses less digits than its factorization.

52422864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84035 (or 84029 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 52422864 is about 7240.3635267851. The cubic root of 52422864 is about 374.2601448204.

The spelling of 52422864 in words is "fifty-two million, four hundred twenty-two thousand, eight hundred sixty-four".