52645635 has 48 divisors (see below), whose sum is σ = 107130816. Its totient is φ = 23410944.

The previous prime is 52645633. The next prime is 52645667. The reversal of 52645635 is 53654625.

It is a happy number.

52645635 is a `hidden beast` number, since 5 + 2 + 645 + 6 + 3 + 5 = 666.

It is not a de Polignac number, because 52645635 - 2¹ = 52645633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52645635.

It is not an unprimeable number, because it can be changed into a prime (52645633) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9397 + ... + 13913.

It is an arithmetic number, because the mean of its divisors is an integer number (2231892).

Almost surely, 2^52645635 is an apocalyptic number.

52645635 is an abundant number, since it is smaller than the sum of its proper divisors (54485181).

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

52645635 is a wasteful number, since it uses less digits than its factorization.

52645635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4572 (or 4569 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 52645635 is about 7255.7311830029. The cubic root of 52645635 is about 374.7895352343.

The spelling of 52645635 in words is "fifty-two million, six hundred forty-five thousand, six hundred thirty-five".