12338766 has 48 divisors (see below), whose sum is σ = 29500848. Its totient is φ = 3696000.

The previous prime is 12338747. The next prime is 12338779. The reversal of 12338766 is 66783321.

It is a happy number.

12338766 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12338766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19690 + ... + 20306.

It is an arithmetic number, because the mean of its divisors is an integer number (614601).

Almost surely, 2^12338766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12338766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14750424).

12338766 is an abundant number, since it is smaller than the sum of its proper divisors (17162082).

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

12338766 is a wasteful number, since it uses less digits than its factorization.

12338766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737 (or 734 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 12338766 is about 3512.6579679781. The cubic root of 12338766 is about 231.0772777937.

It can be divided in two parts, 1233 and 8766, that added together give a palindrome (9999).

The spelling of 12338766 in words is "twelve million, three hundred thirty-eight thousand, seven hundred sixty-six".