324390664 has 32 divisors (see below), whose sum is σ = 656208000. Its totient is φ = 149447232.

The previous prime is 324390631. The next prime is 324390679. The reversal of 324390664 is 466093423.

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, 61857 + ... + 66895.

It is an arithmetic number, because the mean of its divisors is an integer number (20506500).

Almost surely, 2^324390664 is an apocalyptic number.

It is an amenable number.

324390664 is an abundant number, since it is smaller than the sum of its proper divisors (331817336).

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

324390664 is a wasteful number, since it uses less digits than its factorization.

324390664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5677 (or 5673 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 324390664 is about 18010.8485086072. The cubic root of 324390664 is about 687.1044832037.

The spelling of 324390664 in words is "three hundred twenty-four million, three hundred ninety thousand, six hundred sixty-four".