13924564 has 24 divisors (see below), whose sum is σ = 25959528. Its totient is φ = 6512640.

The previous prime is 13924529. The next prime is 13924571. The reversal of 13924564 is 46542931.

It is a happy number.

13924564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3034564 + 10890000 = 1742^2 + 3300^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12594 + ... + 13654.

It is an arithmetic number, because the mean of its divisors is an integer number (1081647).

Almost surely, 2^13924564 is an apocalyptic number.

It is an amenable number.

13924564 is a deficient number, since it is larger than the sum of its proper divisors (12034964).

13924564 is a wasteful number, since it uses less digits than its factorization.

13924564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275 (or 1273 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 13924564 is about 3731.5632113097. The cubic root of 13924564 is about 240.5805620755.

The spelling of 13924564 in words is "thirteen million, nine hundred twenty-four thousand, five hundred sixty-four".