323889964 has 6 divisors (see below), whose sum is σ = 566807444. Its totient is φ = 161944980.

The previous prime is 323889961. The next prime is 323889983. The reversal of 323889964 is 469988323.

It is not an unprimeable number, because it can be changed into a prime (323889961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40486242 + ... + 40486249.

Almost surely, 2^323889964 is an apocalyptic number.

It is an amenable number.

323889964 is a deficient number, since it is larger than the sum of its proper divisors (242917480).

323889964 is a wasteful number, since it uses less digits than its factorization.

323889964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80972495 (or 80972493 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 52.

The square root of 323889964 is about 17996.9431848856. The cubic root of 323889964 is about 686.7507837799.

The spelling of 323889964 in words is "three hundred twenty-three million, eight hundred eighty-nine thousand, nine hundred sixty-four".