323344321 has 2 divisors, whose sum is σ = 323344322. Its totient is φ = 323344320.

The previous prime is 323344313. The next prime is 323344331. The reversal of 323344321 is 123443323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187388721 + 135955600 = 13689^2 + 11660^2 .

It is a cyclic number.

It is not a de Polignac number, because 323344321 - 2³ = 323344313 is a prime.

It is not a weakly prime, because it can be changed into another prime (323344331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161672160 + 161672161.

It is an arithmetic number, because the mean of its divisors is an integer number (161672161).

Almost surely, 2^323344321 is an apocalyptic number.

It is an amenable number.

323344321 is a deficient number, since it is larger than the sum of its proper divisors (1).

323344321 is an equidigital number, since it uses as much as digits as its factorization.

323344321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 25.

The square root of 323344321 is about 17981.7774705394. Note that the first 3 decimals coincide. The cubic root of 323344321 is about 686.3649208615.

Adding to 323344321 its reverse (123443323), we get a palindrome (446787644).

The spelling of 323344321 in words is "three hundred twenty-three million, three hundred forty-four thousand, three hundred twenty-one".