13860664 has 16 divisors (see below), whose sum is σ = 26415720. Its totient is φ = 6816480.

The previous prime is 13860659. The next prime is 13860667. The reversal of 13860664 is 46606831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13860667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13714 + ... + 14689.

Almost surely, 2^13860664 is an apocalyptic number.

It is an amenable number.

13860664 is a deficient number, since it is larger than the sum of its proper divisors (12555056).

13860664 is a wasteful number, since it uses less digits than its factorization.

13860664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28470 (or 28466 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 13860664 is about 3722.9912704706. The cubic root of 13860664 is about 240.2119886242.

The spelling of 13860664 in words is "thirteen million, eight hundred sixty thousand, six hundred sixty-four".