52645563 has 6 divisors (see below), whose sum is σ = 76043604. Its totient is φ = 35097036.

The previous prime is 52645531. The next prime is 52645609. The reversal of 52645563 is 36554625.

It is a happy number.

52645563 is a `hidden beast` number, since 5 + 2 + 645 + 5 + 6 + 3 = 666.

It is not a de Polignac number, because 52645563 - 2⁵ = 52645531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52645963) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2924745 + ... + 2924762.

It is an arithmetic number, because the mean of its divisors is an integer number (12673934).

Almost surely, 2^52645563 is an apocalyptic number.

52645563 is a deficient number, since it is larger than the sum of its proper divisors (23398041).

52645563 is a wasteful number, since it uses less digits than its factorization.

52645563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5849513 (or 5849510 counting only the distinct ones).

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

The square root of 52645563 is about 7255.7262214061. The cubic root of 52645563 is about 374.7893643758.

The spelling of 52645563 in words is "fifty-two million, six hundred forty-five thousand, five hundred sixty-three".