52646625 has 64 divisors (see below), whose sum is σ = 102585600. Its totient is φ = 26568000.

The previous prime is 52646621. The next prime is 52646639. The reversal of 52646625 is 52664625.

52646625 is a `hidden beast` number, since 5 + 2 + 646 + 6 + 2 + 5 = 666.

It is not a de Polignac number, because 52646625 - 2² = 52646621 is a prime.

Its product of digits (86400) is a multiple of the sum of its prime factors (864).

It is a self number, because there is not a number n which added to its sum of digits gives 52646625.

It is not an unprimeable number, because it can be changed into a prime (52646621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63715 + ... + 64535.

It is an arithmetic number, because the mean of its divisors is an integer number (1602900).

Almost surely, 2^52646625 is an apocalyptic number.

It is an amenable number.

52646625 is a deficient number, since it is larger than the sum of its proper divisors (49938975).

52646625 is a wasteful number, since it uses less digits than its factorization.

52646625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864 (or 848 counting only the distinct ones).

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

The square root of 52646625 is about 7255.7994046142. The cubic root of 52646625 is about 374.7918845226.

The spelling of 52646625 in words is "fifty-two million, six hundred forty-six thousand, six hundred twenty-five".