324442231 has 2 divisors, whose sum is σ = 324442232. Its totient is φ = 324442230.

The previous prime is 324442219. The next prime is 324442243. The reversal of 324442231 is 132244423.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (324442219) and next prime (324442243).

It is a cyclic number.

It is not a de Polignac number, because 324442231 - 2²³ = 316053623 is a prime.

It is a super-2 number, since 2×324442231² = 210525522512514722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 324442196 and 324442205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324442831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162221115 + 162221116.

It is an arithmetic number, because the mean of its divisors is an integer number (162221116).

Almost surely, 2^324442231 is an apocalyptic number.

324442231 is a deficient number, since it is larger than the sum of its proper divisors (1).

324442231 is an equidigital number, since it uses as much as digits as its factorization.

324442231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 25.

The square root of 324442231 is about 18012.2800055962. The cubic root of 324442231 is about 687.1408899641.

Adding to 324442231 its reverse (132244423), we get a palindrome (456686654).

The spelling of 324442231 in words is "three hundred twenty-four million, four hundred forty-two thousand, two hundred thirty-one".