12238732 has 24 divisors (see below), whose sum is σ = 23461200. Its totient is φ = 5540160.

The previous prime is 12238729. The next prime is 12238741. The reversal of 12238732 is 23783221.

It is a self number, because there is not a number n which added to its sum of digits gives 12238732.

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, 14958 + ... + 15754.

It is an arithmetic number, because the mean of its divisors is an integer number (977550).

Almost surely, 2^12238732 is an apocalyptic number.

It is an amenable number.

12238732 is a deficient number, since it is larger than the sum of its proper divisors (11222468).

12238732 is a wasteful number, since it uses less digits than its factorization.

12238732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161 (or 1159 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 12238732 is about 3498.3899153754. The cubic root of 12238732 is about 230.4511121092.

The spelling of 12238732 in words is "twelve million, two hundred thirty-eight thousand, seven hundred thirty-two".