12790864 has 20 divisors (see below), whose sum is σ = 24935904. Its totient is φ = 6355808.

The previous prime is 12790859. The next prime is 12790889. The reversal of 12790864 is 46809721.

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, 279 + ... + 5065.

Almost surely, 2^12790864 is an apocalyptic number.

It is an amenable number.

12790864 is a deficient number, since it is larger than the sum of its proper divisors (12145040).

12790864 is a wasteful number, since it uses less digits than its factorization.

12790864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962 (or 4956 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 12790864 is about 3576.4317412751. The cubic root of 12790864 is about 233.8657520065.

The spelling of 12790864 in words is "twelve million, seven hundred ninety thousand, eight hundred sixty-four".