11922666 has 16 divisors (see below), whose sum is σ = 27251904. Its totient is φ = 3406464.

The previous prime is 11922649. The next prime is 11922667. The reversal of 11922666 is 66622911.

It is not an unprimeable number, because it can be changed into a prime (11922667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141895 + ... + 141978.

It is an arithmetic number, because the mean of its divisors is an integer number (1703244).

Almost surely, 2^11922666 is an apocalyptic number.

11922666 is an abundant number, since it is smaller than the sum of its proper divisors (15329238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11922666 is a wasteful number, since it uses less digits than its factorization.

11922666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283885.

The product of its digits is 7776, while the sum is 33.

The square root of 11922666 is about 3452.9213718242. The cubic root of 11922666 is about 228.4499808318.

The spelling of 11922666 in words is "eleven million, nine hundred twenty-two thousand, six hundred sixty-six".