12322297 has 12 divisors (see below), whose sum is σ = 14131260. Its totient is φ = 10702848.

The previous prime is 12322243. The next prime is 12322301. The reversal of 12322297 is 79222321.

It can be written as a sum of positive squares in 6 ways, for example, as 9216 + 12313081 = 96^2 + 3509^2 .

It is not a de Polignac number, because 12322297 - 2⁷ = 12322169 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 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, 729 + ... + 5017.

It is an arithmetic number, because the mean of its divisors is an integer number (1177605).

Almost surely, 2^12322297 is an apocalyptic number.

12322297 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

12322297 is a deficient number, since it is larger than the sum of its proper divisors (1808963).

12322297 is a wasteful number, since it uses less digits than its factorization.

12322297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332 (or 4319 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 12322297 is about 3510.3129490118. The cubic root of 12322297 is about 230.9744229348.

The spelling of 12322297 in words is "twelve million, three hundred twenty-two thousand, two hundred ninety-seven".