12645568 has 28 divisors (see below), whose sum is σ = 27025600. Its totient is φ = 5836032.

The previous prime is 12645547. The next prime is 12645623. The reversal of 12645568 is 86554621.

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, 6768 + ... + 8431.

It is an arithmetic number, because the mean of its divisors is an integer number (965200).

Almost surely, 2^12645568 is an apocalyptic number.

It is an amenable number.

12645568 is an abundant number, since it is smaller than the sum of its proper divisors (14380032).

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

12645568 is a wasteful number, since it uses less digits than its factorization.

12645568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15224 (or 15214 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 12645568 is about 3556.0607418884. The cubic root of 12645568 is about 232.9768561194.

The spelling of 12645568 in words is "twelve million, six hundred forty-five thousand, five hundred sixty-eight".