12233686 has 4 divisors (see below), whose sum is σ = 18350532. Its totient is φ = 6116842.

The previous prime is 12233681. The next prime is 12233699. The reversal of 12233686 is 68633221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68633221 = 41 ⋅1673981.

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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3058420 + ... + 3058423.

It is an arithmetic number, because the mean of its divisors is an integer number (4587633).

Almost surely, 2^12233686 is an apocalyptic number.

12233686 is a deficient number, since it is larger than the sum of its proper divisors (6116846).

12233686 is an equidigital number, since it uses as much as digits as its factorization.

12233686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116845.

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

The square root of 12233686 is about 3497.6686521167. The cubic root of 12233686 is about 230.4194362743.

The spelling of 12233686 in words is "twelve million, two hundred thirty-three thousand, six hundred eighty-six".