12866852 has 12 divisors (see below), whose sum is σ = 22886556. Its totient is φ = 6327840.

The previous prime is 12866851. The next prime is 12866869. The reversal of 12866852 is 25866821.

It can be written as a sum of positive squares in 2 ways, for example, as 1401856 + 11464996 = 1184^2 + 3386^2 .

It is not an unprimeable number, because it can be changed into a prime (12866851) 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, 26123 + ... + 26610.

It is an arithmetic number, because the mean of its divisors is an integer number (1907213).

Almost surely, 2^12866852 is an apocalyptic number.

It is an amenable number.

12866852 is a deficient number, since it is larger than the sum of its proper divisors (10019704).

12866852 is a wasteful number, since it uses less digits than its factorization.

12866852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52798 (or 52796 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 12866852 is about 3587.0394477898. The cubic root of 12866852 is about 234.3279546937.

The spelling of 12866852 in words is "twelve million, eight hundred sixty-six thousand, eight hundred fifty-two".