12266886 has 16 divisors (see below), whose sum is σ = 25325568. Its totient is φ = 3957000.

The previous prime is 12266879. The next prime is 12266893. The reversal of 12266886 is 68866221.

It is an interprime number because it is at equal distance from previous prime (12266879) and next prime (12266893).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32790 + ... + 33161.

It is an arithmetic number, because the mean of its divisors is an integer number (1582848).

Almost surely, 2^12266886 is an apocalyptic number.

12266886 is an abundant number, since it is smaller than the sum of its proper divisors (13058682).

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

12266886 is a wasteful number, since it uses less digits than its factorization.

12266886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65987.

The product of its digits is 55296, while the sum is 39.

The square root of 12266886 is about 3502.4114549836. The cubic root of 12266886 is about 230.6276868247.

The spelling of 12266886 in words is "twelve million, two hundred sixty-six thousand, eight hundred eighty-six".