13664676 has 48 divisors (see below), whose sum is σ = 33313280. Its totient is φ = 4354560.

The previous prime is 13664657. The next prime is 13664711. The reversal of 13664676 is 67646631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40380 + ... + 40716.

Almost surely, 2^13664676 is an apocalyptic number.

It is an amenable number.

13664676 is an abundant number, since it is smaller than the sum of its proper divisors (19648604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13664676 is a wasteful number, since it uses less digits than its factorization.

13664676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 482 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 13664676 is about 3696.5762537786. The cubic root of 13664676 is about 239.0744211322.

The spelling of 13664676 in words is "thirteen million, six hundred sixty-four thousand, six hundred seventy-six".