52656912 has 160 divisors (see below), whose sum is σ = 188559360. Its totient is φ = 13668480.

The previous prime is 52656907. The next prime is 52656917. The reversal of 52656912 is 21965625.

It is an interprime number because it is at equal distance from previous prime (52656907) and next prime (52656917).

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

It is not an unprimeable number, because it can be changed into a prime (52656917) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32473 + ... + 34055.

It is an arithmetic number, because the mean of its divisors is an integer number (1178496).

Almost surely, 2^52656912 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 52656912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94279680).

52656912 is an abundant number, since it is smaller than the sum of its proper divisors (135902448).

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

52656912 is a wasteful number, since it uses less digits than its factorization.

52656912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618 (or 1606 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 52656912 is about 7256.5082512184. The cubic root of 52656912 is about 374.8162940203.

The spelling of 52656912 in words is "fifty-two million, six hundred fifty-six thousand, nine hundred twelve".