12446564 has 12 divisors (see below), whose sum is σ = 23457084. Its totient is φ = 5744544.

The previous prime is 12446563. The next prime is 12446579. The reversal of 12446564 is 46564421.

It can be written as a sum of positive squares in 2 ways, for example, as 4840000 + 7606564 = 2200^2 + 2758^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12446564.

It is not an unprimeable number, because it can be changed into a prime (12446563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119627 + ... + 119730.

It is an arithmetic number, because the mean of its divisors is an integer number (1954757).

Almost surely, 2^12446564 is an apocalyptic number.

It is an amenable number.

12446564 is a deficient number, since it is larger than the sum of its proper divisors (11010520).

12446564 is a wasteful number, since it uses less digits than its factorization.

12446564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239374 (or 239372 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 12446564 is about 3527.9688207239. The cubic root of 12446564 is about 231.7482653972.

The spelling of 12446564 in words is "twelve million, four hundred forty-six thousand, five hundred sixty-four".