12322209 has 16 divisors (see below), whose sum is σ = 17107200. Its totient is φ = 7882896.

The previous prime is 12322207. The next prime is 12322213. The reversal of 12322209 is 90222321.

It is not a de Polignac number, because 12322209 - 2¹ = 12322207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12322207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6802 + ... + 8420.

It is an arithmetic number, because the mean of its divisors is an integer number (1069200).

Almost surely, 2^12322209 is an apocalyptic number.

It is an amenable number.

12322209 is a deficient number, since it is larger than the sum of its proper divisors (4784991).

12322209 is a wasteful number, since it uses less digits than its factorization.

12322209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 12322209 is about 3510.3004144945. The cubic root of 12322209 is about 230.9738730969.

The spelling of 12322209 in words is "twelve million, three hundred twenty-two thousand, two hundred nine".