12923666 has 16 divisors (see below), whose sum is σ = 22274304. Its totient is φ = 5508864.

The previous prime is 12923627. The next prime is 12923671. The reversal of 12923666 is 66632921.

It is a super-2 number, since 2×12923666² = 334042285759112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311 + ... + 5093.

It is an arithmetic number, because the mean of its divisors is an integer number (1392144).

Almost surely, 2^12923666 is an apocalyptic number.

12923666 is a deficient number, since it is larger than the sum of its proper divisors (9350638).

12923666 is a wasteful number, since it uses less digits than its factorization.

12923666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4985.

The product of its digits is 23328, while the sum is 35.

The square root of 12923666 is about 3594.9500691943. The cubic root of 12923666 is about 234.6723425187.

The spelling of 12923666 in words is "twelve million, nine hundred twenty-three thousand, six hundred sixty-six".