52245888 has 32 divisors (see below), whose sum is σ = 138779160. Its totient is φ = 17415168.

The previous prime is 52245859. The next prime is 52245911. The reversal of 52245888 is 88854225.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 67645 + ... + 68412.

Almost surely, 2^52245888 is an apocalyptic number.

It is an amenable number.

52245888 is an abundant number, since it is smaller than the sum of its proper divisors (86533272).

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

52245888 is a wasteful number, since it uses less digits than its factorization.

52245888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136074 (or 136062 counting only the distinct ones).

The product of its digits is 204800, while the sum is 42.

The square root of 52245888 is about 7228.1317088166. The cubic root of 52245888 is about 373.8385111193.

The spelling of 52245888 in words is "fifty-two million, two hundred forty-five thousand, eight hundred eighty-eight".