14688664 has 16 divisors (see below), whose sum is σ = 27688320. Its totient is φ = 7305120.

The previous prime is 14688643. The next prime is 14688673. The reversal of 14688664 is 46688641.

It is a self number, because there is not a number n which added to its sum of digits gives 14688664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3279 + ... + 6334.

It is an arithmetic number, because the mean of its divisors is an integer number (1730520).

Almost surely, 2^14688664 is an apocalyptic number.

It is an amenable number.

14688664 is a deficient number, since it is larger than the sum of its proper divisors (12999656).

14688664 is a wasteful number, since it uses less digits than its factorization.

14688664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9810 (or 9806 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 14688664 is about 3832.5792881557. The cubic root of 14688664 is about 244.9029964448.

The spelling of 14688664 in words is "fourteen million, six hundred eighty-eight thousand, six hundred sixty-four".