52647664 has 20 divisors (see below), whose sum is σ = 103017960. Its totient is φ = 26062400.

The previous prime is 52647643. The next prime is 52647671. The reversal of 52647664 is 46674625.

52647664 is nontrivially palindromic in base 15.

52647664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14674 + ... + 17905.

It is an arithmetic number, because the mean of its divisors is an integer number (5150898).

Almost surely, 2^52647664 is an apocalyptic number.

It is an amenable number.

52647664 is a deficient number, since it is larger than the sum of its proper divisors (50370296).

52647664 is a wasteful number, since it uses less digits than its factorization.

52647664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32688 (or 32682 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 52647664 is about 7255.8710021609. The cubic root of 52647664 is about 374.7943500570.

The spelling of 52647664 in words is "fifty-two million, six hundred forty-seven thousand, six hundred sixty-four".