12564572 has 6 divisors (see below), whose sum is σ = 21988008. Its totient is φ = 6282284.

The previous prime is 12564527. The next prime is 12564599. The reversal of 12564572 is 27546521.

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, 1570568 + ... + 1570575.

It is an arithmetic number, because the mean of its divisors is an integer number (3664668).

Almost surely, 2^12564572 is an apocalyptic number.

It is an amenable number.

12564572 is a deficient number, since it is larger than the sum of its proper divisors (9423436).

12564572 is a wasteful number, since it uses less digits than its factorization.

12564572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141147 (or 3141145 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 12564572 is about 3544.6540028612. The cubic root of 12564572 is about 232.4783777634.

The spelling of 12564572 in words is "twelve million, five hundred sixty-four thousand, five hundred seventy-two".