324224140 has 24 divisors (see below), whose sum is σ = 687616272. Its totient is φ = 128404800.

The previous prime is 324224111. The next prime is 324224179. The reversal of 324224140 is 41422423.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78234 + ... + 82273.

It is an arithmetic number, because the mean of its divisors is an integer number (28650678).

Almost surely, 2^324224140 is an apocalyptic number.

It is an amenable number.

324224140 is an abundant number, since it is smaller than the sum of its proper divisors (363392132).

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

324224140 is a wasteful number, since it uses less digits than its factorization.

324224140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160617 (or 160615 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 324224140 is about 18006.2250346929. The cubic root of 324224140 is about 686.9868894255.

Adding to 324224140 its reverse (41422423), we get a palindrome (365646563).

The spelling of 324224140 in words is "three hundred twenty-four million, two hundred twenty-four thousand, one hundred forty".