324323240 has 96 divisors (see below), whose sum is σ = 782645760. Its totient is φ = 120825600.

The previous prime is 324323231. The next prime is 324323281. The reversal of 324323240 is 42323423.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1042685 + ... + 1042995.

It is an arithmetic number, because the mean of its divisors is an integer number (8152560).

Almost surely, 2^324323240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324323240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391322880).

324323240 is an abundant number, since it is smaller than the sum of its proper divisors (458322520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

324323240 is a wasteful number, since it uses less digits than its factorization.

324323240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 324323240 is about 18008.9766505485. The cubic root of 324323240 is about 687.0568754395.

Adding to 324323240 its reverse (42323423), we get a palindrome (366646663).

The spelling of 324323240 in words is "three hundred twenty-four million, three hundred twenty-three thousand, two hundred forty".