12386866 has 8 divisors (see below), whose sum is σ = 18609264. Its totient is φ = 6183780.

The previous prime is 12386861. The next prime is 12386909. The reversal of 12386866 is 66868321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12386861) 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, 3100 + ... + 5863.

It is an arithmetic number, because the mean of its divisors is an integer number (2326158).

Almost surely, 2^12386866 is an apocalyptic number.

12386866 is a deficient number, since it is larger than the sum of its proper divisors (6222398).

12386866 is an equidigital number, since it uses as much as digits as its factorization.

12386866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9656.

The product of its digits is 82944, while the sum is 40.

The square root of 12386866 is about 3519.4979755641. The cubic root of 12386866 is about 231.3771566567.

The spelling of 12386866 in words is "twelve million, three hundred eighty-six thousand, eight hundred sixty-six".