12108392 has 16 divisors (see below), whose sum is σ = 22752960. Its totient is φ = 6040944.

The previous prime is 12108391. The next prime is 12108401. The reversal of 12108392 is 29380121.

It is a super-2 number, since 2×12108392² = 293226313651328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12108391) 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, 2993 + ... + 5759.

It is an arithmetic number, because the mean of its divisors is an integer number (1422060).

Almost surely, 2^12108392 is an apocalyptic number.

It is an amenable number.

12108392 is a deficient number, since it is larger than the sum of its proper divisors (10644568).

12108392 is a wasteful number, since it uses less digits than its factorization.

12108392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3320 (or 3316 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 12108392 is about 3479.7114822927. The cubic root of 12108392 is about 229.6301048718.

The spelling of 12108392 in words is "twelve million, one hundred eight thousand, three hundred ninety-two".