9224321 has 2 divisors, whose sum is σ = 9224322. Its totient is φ = 9224320.

The previous prime is 9224297. The next prime is 9224323. The reversal of 9224321 is 1234229.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8151025 + 1073296 = 2855^2 + 1036^2 .

It is a cyclic number.

It is not a de Polignac number, because 9224321 - 2¹⁰ = 9223297 is a prime.

It is a super-2 number, since 2×9224321² = 170176195822082, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 9224323, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9224323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4612160 + 4612161.

It is an arithmetic number, because the mean of its divisors is an integer number (4612161).

Almost surely, 2^9224321 is an apocalyptic number.

It is an amenable number.

9224321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9224321 is an equidigital number, since it uses as much as digits as its factorization.

9224321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 9224321 is about 3037.1567295746. The cubic root of 9224321 is about 209.7223920613.

The spelling of 9224321 in words is "nine million, two hundred twenty-four thousand, three hundred twenty-one".