52256664 has 48 divisors (see below), whose sum is σ = 146775720. Its totient is φ = 17418240.

The previous prime is 52256663. The next prime is 52256681. The reversal of 52256664 is 46665225.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52256663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11497 + ... + 15384.

Almost surely, 2^52256664 is an apocalyptic number.

52256664 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

52256664 is an abundant number, since it is smaller than the sum of its proper divisors (94519056).

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

52256664 is a wasteful number, since it uses less digits than its factorization.

52256664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26902 (or 26886 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 52256664 is about 7228.8770912224. The cubic root of 52256664 is about 373.8642114312.

The spelling of 52256664 in words is "fifty-two million, two hundred fifty-six thousand, six hundred sixty-four".