12204396 has 36 divisors (see below), whose sum is σ = 31510752. Its totient is φ = 3981024.

The previous prime is 12204383. The next prime is 12204397. The reversal of 12204396 is 69340221.

12204396 is a `hidden beast` number, since 1 + 220 + 439 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (12204397) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1915 + ... + 5298.

Almost surely, 2^12204396 is an apocalyptic number.

It is an amenable number.

12204396 is an abundant number, since it is smaller than the sum of its proper divisors (19306356).

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

12204396 is a wasteful number, since it uses less digits than its factorization.

12204396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7270 (or 7265 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 12204396 is about 3493.4790682069. The cubic root of 12204396 is about 230.2353985655.

The spelling of 12204396 in words is "twelve million, two hundred four thousand, three hundred ninety-six".