12339236 has 48 divisors (see below), whose sum is σ = 26906880. Its totient is φ = 4821120.

The previous prime is 12339211. The next prime is 12339253. The reversal of 12339236 is 63293321.

It is a junction number, because it is equal to n+sod(n) for n = 12339199 and 12339208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39521 + ... + 39831.

It is an arithmetic number, because the mean of its divisors is an integer number (560560).

Almost surely, 2^12339236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12339236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13453440).

12339236 is an abundant number, since it is smaller than the sum of its proper divisors (14567644).

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

12339236 is a wasteful number, since it uses less digits than its factorization.

12339236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 442 counting only the distinct ones).

The product of its digits is 5832, while the sum is 29.

The square root of 12339236 is about 3512.7248682469. The cubic root of 12339236 is about 231.0802117700.

The spelling of 12339236 in words is "twelve million, three hundred thirty-nine thousand, two hundred thirty-six".