11666492 has 12 divisors (see below), whose sum is σ = 20440896. Its totient is φ = 5826240.

The previous prime is 11666491. The next prime is 11666521. The reversal of 11666492 is 29466611.

It is a super-2 number, since 2×11666492² = 272214071172128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11666491) 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, 4373 + ... + 6515.

It is an arithmetic number, because the mean of its divisors is an integer number (1703408).

Almost surely, 2^11666492 is an apocalyptic number.

It is an amenable number.

11666492 is a deficient number, since it is larger than the sum of its proper divisors (8774404).

11666492 is a wasteful number, since it uses less digits than its factorization.

11666492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508 (or 3506 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 11666492 is about 3415.6246866423. The cubic root of 11666492 is about 226.8019386708.

The spelling of 11666492 in words is "eleven million, six hundred sixty-six thousand, four hundred ninety-two".