12204382 has 4 divisors (see below), whose sum is σ = 18306576. Its totient is φ = 6102190.

The previous prime is 12204377. The next prime is 12204383. The reversal of 12204382 is 28340221.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3051094 + ... + 3051097.

It is an arithmetic number, because the mean of its divisors is an integer number (4576644).

Almost surely, 2^12204382 is an apocalyptic number.

12204382 is a deficient number, since it is larger than the sum of its proper divisors (6102194).

12204382 is an equidigital number, since it uses as much as digits as its factorization.

12204382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6102193.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 12204382 is about 3493.4770644732. The cubic root of 12204382 is about 230.2353105290.

The spelling of 12204382 in words is "twelve million, two hundred four thousand, three hundred eighty-two".