324257072 has 10 divisors (see below), whose sum is σ = 628248108. Its totient is φ = 162128528.

The previous prime is 324257047. The next prime is 324257077. The reversal of 324257072 is 270752423.

It is not an unprimeable number, because it can be changed into a prime (324257077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10133018 + ... + 10133049.

Almost surely, 2^324257072 is an apocalyptic number.

It is an amenable number.

324257072 is a deficient number, since it is larger than the sum of its proper divisors (303991036).

324257072 is a wasteful number, since it uses less digits than its factorization.

324257072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20266075 (or 20266069 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 324257072 is about 18007.1394729979. The cubic root of 324257072 is about 687.0101481155.

The spelling of 324257072 in words is "three hundred twenty-four million, two hundred fifty-seven thousand, seventy-two".