12565852 has 12 divisors (see below), whose sum is σ = 23681896. Its totient is φ = 5799600.

The previous prime is 12565841. The next prime is 12565853. The reversal of 12565852 is 25856521.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12565853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120774 + ... + 120877.

Almost surely, 2^12565852 is an apocalyptic number.

It is an amenable number.

12565852 is a deficient number, since it is larger than the sum of its proper divisors (11116044).

12565852 is a wasteful number, since it uses less digits than its factorization.

12565852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241668 (or 241666 counting only the distinct ones).

The product of its digits is 24000, while the sum is 34.

The square root of 12565852 is about 3544.8345518515. The cubic root of 12565852 is about 232.4862719763.

The spelling of 12565852 in words is "twelve million, five hundred sixty-five thousand, eight hundred fifty-two".