324253240 has 64 divisors (see below), whose sum is σ = 813175200. Its totient is φ = 115642368.

The previous prime is 324253229. The next prime is 324253261. The reversal of 324253240 is 42352423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372 + ... + 25468.

Almost surely, 2^324253240 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 324253240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406587600).

324253240 is an abundant number, since it is smaller than the sum of its proper divisors (488921960).

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

324253240 is a wasteful number, since it uses less digits than its factorization.

324253240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25144 (or 25140 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 324253240 is about 18007.0330704422. The cubic root of 324253240 is about 687.0074417923.

The spelling of 324253240 in words is "three hundred twenty-four million, two hundred fifty-three thousand, two hundred forty".