12266788 has 12 divisors (see below), whose sum is σ = 21492352. Its totient is φ = 6126120.

The previous prime is 12266777. The next prime is 12266789. The reversal of 12266788 is 88766221.

12266788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 12266788.

It is not an unprimeable number, because it can be changed into a prime (12266789) 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, 4153 + ... + 6463.

Almost surely, 2^12266788 is an apocalyptic number.

It is an amenable number.

12266788 is a deficient number, since it is larger than the sum of its proper divisors (9225564).

12266788 is a wasteful number, since it uses less digits than its factorization.

12266788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642 (or 3640 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 12266788 is about 3502.3974645948. The cubic root of 12266788 is about 230.6270726625.

The spelling of 12266788 in words is "twelve million, two hundred sixty-six thousand, seven hundred eighty-eight".