12366396 has 72 divisors (see below), whose sum is σ = 36900864. Its totient is φ = 3417120.

The previous prime is 12366353. The next prime is 12366401. The reversal of 12366396 is 69366321.

12366396 is a `hidden beast` number, since 12 + 3 + 6 + 639 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 12366396.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7021 + ... + 8603.

It is an arithmetic number, because the mean of its divisors is an integer number (512512).

Almost surely, 2^12366396 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 12366396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18450432).

12366396 is an abundant number, since it is smaller than the sum of its proper divisors (24534468).

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

12366396 is a wasteful number, since it uses less digits than its factorization.

12366396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631 (or 1626 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 12366396 is about 3516.5886879190. The cubic root of 12366396 is about 231.2496317501.

The spelling of 12366396 in words is "twelve million, three hundred sixty-six thousand, three hundred ninety-six".