12023986 has 16 divisors (see below), whose sum is σ = 20268864. Its totient is φ = 5307984.

The previous prime is 12023971. The next prime is 12024007. The reversal of 12023986 is 68932021.

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, 9456 + ... + 10651.

It is an arithmetic number, because the mean of its divisors is an integer number (1266804).

Almost surely, 2^12023986 is an apocalyptic number.

12023986 is a deficient number, since it is larger than the sum of its proper divisors (8244878).

12023986 is a wasteful number, since it uses less digits than its factorization.

12023986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20145.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 12023986 is about 3467.5619677231. The cubic root of 12023986 is about 229.0952865220.

The spelling of 12023986 in words is "twelve million, twenty-three thousand, nine hundred eighty-six".