13664696 has 8 divisors (see below), whose sum is σ = 25621320. Its totient is φ = 6832344.

The previous prime is 13664657. The next prime is 13664711. The reversal of 13664696 is 69646631.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 854036 + ... + 854051.

It is an arithmetic number, because the mean of its divisors is an integer number (3202665).

Almost surely, 2^13664696 is an apocalyptic number.

It is an amenable number.

13664696 is a deficient number, since it is larger than the sum of its proper divisors (11956624).

13664696 is a wasteful number, since it uses less digits than its factorization.

13664696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708093 (or 1708089 counting only the distinct ones).

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

The square root of 13664696 is about 3696.5789589836. The cubic root of 13664696 is about 239.0745377708.

The spelling of 13664696 in words is "thirteen million, six hundred sixty-four thousand, six hundred ninety-six".