12239132 has 12 divisors (see below), whose sum is σ = 21516096. Its totient is φ = 6091680.

The previous prime is 12239093. The next prime is 12239147. The reversal of 12239132 is 23193221.

It is a super-2 number, since 2×12239132² = 299592704226848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12239098 and 12239107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5969 + ... + 7752.

It is an arithmetic number, because the mean of its divisors is an integer number (1793008).

Almost surely, 2^12239132 is an apocalyptic number.

It is an amenable number.

12239132 is a deficient number, since it is larger than the sum of its proper divisors (9276964).

12239132 is a wasteful number, since it uses less digits than its factorization.

12239132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13948 (or 13946 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 12239132 is about 3498.4470840646. The cubic root of 12239132 is about 230.4536227026.

The spelling of 12239132 in words is "twelve million, two hundred thirty-nine thousand, one hundred thirty-two".