13696664 has 16 divisors (see below), whose sum is σ = 25735320. Its totient is φ = 6833920.

The previous prime is 13696649. The next prime is 13696667. The reversal of 13696664 is 46669631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13696667) by changing a digit.

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, 2984 + ... + 6024.

Almost surely, 2^13696664 is an apocalyptic number.

It is an amenable number.

13696664 is a deficient number, since it is larger than the sum of its proper divisors (12038656).

13696664 is a wasteful number, since it uses less digits than its factorization.

13696664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610 (or 3606 counting only the distinct ones).

The product of its digits is 139968, while the sum is 41.

The square root of 13696664 is about 3700.9004309762. The cubic root of 13696664 is about 239.2608276232.

The spelling of 13696664 in words is "thirteen million, six hundred ninety-six thousand, six hundred sixty-four".