12339776 has 56 divisors (see below), whose sum is σ = 26115264. Its totient is φ = 5772800.

The previous prime is 12339763. The next prime is 12339779. The reversal of 12339776 is 67793321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12339779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122126 + ... + 122226.

It is an arithmetic number, because the mean of its divisors is an integer number (466344).

Almost surely, 2^12339776 is an apocalyptic number.

12339776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12339776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13057632).

12339776 is an abundant number, since it is smaller than the sum of its proper divisors (13775488).

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

12339776 is a wasteful number, since it uses less digits than its factorization.

12339776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 209 counting only the distinct ones).

The product of its digits is 47628, while the sum is 38.

The square root of 12339776 is about 3512.8017308126. The cubic root of 12339776 is about 231.0835826295.

The spelling of 12339776 in words is "twelve million, three hundred thirty-nine thousand, seven hundred seventy-six".