12886688 has 24 divisors (see below), whose sum is σ = 25478208. Its totient is φ = 6416064.

The previous prime is 12886667. The next prime is 12886711. The reversal of 12886688 is 88668821.

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, 8345 + ... + 9767.

It is an arithmetic number, because the mean of its divisors is an integer number (1061592).

Almost surely, 2^12886688 is an apocalyptic number.

It is an amenable number.

12886688 is a deficient number, since it is larger than the sum of its proper divisors (12591520).

12886688 is a wasteful number, since it uses less digits than its factorization.

12886688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716 (or 1708 counting only the distinct ones).

The product of its digits is 294912, while the sum is 47.

The square root of 12886688 is about 3589.8033372317. The cubic root of 12886688 is about 234.4483089906.

The spelling of 12886688 in words is "twelve million, eight hundred eighty-six thousand, six hundred eighty-eight".