324322213 has 2 divisors, whose sum is σ = 324322214. Its totient is φ = 324322212.

The previous prime is 324322189. The next prime is 324322247. The reversal of 324322213 is 312223423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256704484 + 67617729 = 16022^2 + 8223^2 .

It is a cyclic number.

It is not a de Polignac number, because 324322213 - 2²⁵ = 290767781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324323213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162161106 + 162161107.

It is an arithmetic number, because the mean of its divisors is an integer number (162161107).

Almost surely, 2^324322213 is an apocalyptic number.

It is an amenable number.

324322213 is a deficient number, since it is larger than the sum of its proper divisors (1).

324322213 is an equidigital number, since it uses as much as digits as its factorization.

324322213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 22.

The square root of 324322213 is about 18008.9481369679. The cubic root of 324322213 is about 687.0561502287.

Adding to 324322213 its reverse (312223423), we get a palindrome (636545636).

The spelling of 324322213 in words is "three hundred twenty-four million, three hundred twenty-two thousand, two hundred thirteen".