11866164 has 24 divisors (see below), whose sum is σ = 27786528. Its totient is φ = 3941280.

The previous prime is 11866157. The next prime is 11866177. The reversal of 11866164 is 46166811.

It is a congruent number.

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, 2074 + ... + 5294.

It is an arithmetic number, because the mean of its divisors is an integer number (1157772).

Almost surely, 2^11866164 is an apocalyptic number.

It is an amenable number.

11866164 is an abundant number, since it is smaller than the sum of its proper divisors (15920364).

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

11866164 is a wasteful number, since it uses less digits than its factorization.

11866164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535 (or 3533 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 11866164 is about 3444.7298878141. The cubic root of 11866164 is about 228.0885313318.

The spelling of 11866164 in words is "eleven million, eight hundred sixty-six thousand, one hundred sixty-four".