11667912 has 16 divisors (see below), whose sum is σ = 29169840. Its totient is φ = 3889296.

The previous prime is 11667911. The next prime is 11667917. The reversal of 11667912 is 21976611.

It is a super-2 number, since 2×11667912² = 272280340879488, which contains 22 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (11667911) 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, 243058 + ... + 243105.

It is an arithmetic number, because the mean of its divisors is an integer number (1823115).

Almost surely, 2^11667912 is an apocalyptic number.

11667912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11667912 is an abundant number, since it is smaller than the sum of its proper divisors (17501928).

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

11667912 is a wasteful number, since it uses less digits than its factorization.

11667912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486172 (or 486168 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 11667912 is about 3415.8325485890. The cubic root of 11667912 is about 226.8111401139.

The spelling of 11667912 in words is "eleven million, six hundred sixty-seven thousand, nine hundred twelve".