12233866 has 4 divisors (see below), whose sum is σ = 18350802. Its totient is φ = 6116932.

The previous prime is 12233857. The next prime is 12233909. The reversal of 12233866 is 66833221.

12233866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9272025 + 2961841 = 3045^2 + 1721^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3058465 + ... + 3058468.

Almost surely, 2^12233866 is an apocalyptic number.

12233866 is a deficient number, since it is larger than the sum of its proper divisors (6116936).

12233866 is an equidigital number, since it uses as much as digits as its factorization.

12233866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6116935.

The product of its digits is 10368, while the sum is 31.

The square root of 12233866 is about 3497.6943834475. The cubic root of 12233866 is about 230.4205663587.

The spelling of 12233866 in words is "twelve million, two hundred thirty-three thousand, eight hundred sixty-six".