52312656 has 60 divisors (see below), whose sum is σ = 148559936. Its totient is φ = 15850560.

The previous prime is 52312619. The next prime is 52312669. The reversal of 52312656 is 65621325.

It is a super-2 number, since 2×52312656² = 5473227955548672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1305 + ... + 10311.

Almost surely, 2^52312656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52312656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74279968).

52312656 is an abundant number, since it is smaller than the sum of its proper divisors (96247280).

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

52312656 is a wasteful number, since it uses less digits than its factorization.

52312656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040 (or 9023 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 52312656 is about 7232.7488550343. The cubic root of 52312656 is about 373.9976931807.

It can be divided in two parts, 5231 and 2656, that added together give a palindrome (7887).

The spelling of 52312656 in words is "fifty-two million, three hundred twelve thousand, six hundred fifty-six".