52645626 has 80 divisors (see below), whose sum is σ = 132979968. Its totient is φ = 15422400.

The previous prime is 52645609. The next prime is 52645627. The reversal of 52645626 is 62654625.

52645626 is a `hidden beast` number, since 5 + 2 + 645 + 6 + 2 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (52645627) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 54766 + ... + 55718.

Almost surely, 2^52645626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52645626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66489984).

52645626 is an abundant number, since it is smaller than the sum of its proper divisors (80334342).

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

52645626 is a wasteful number, since it uses less digits than its factorization.

52645626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009 (or 1000 counting only the distinct ones).

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

The square root of 52645626 is about 7255.7305628034. The cubic root of 52645626 is about 374.7895138770.

The spelling of 52645626 in words is "fifty-two million, six hundred forty-five thousand, six hundred twenty-six".