323072664 has 16 divisors (see below), whose sum is σ = 807681720. Its totient is φ = 107690880.

The previous prime is 323072647. The next prime is 323072671. The reversal of 323072664 is 466270323.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6730657 + ... + 6730704.

Almost surely, 2^323072664 is an apocalyptic number.

It is an amenable number.

323072664 is an abundant number, since it is smaller than the sum of its proper divisors (484609056).

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

323072664 is a wasteful number, since it uses less digits than its factorization.

323072664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13461370 (or 13461366 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 323072664 is about 17974.2222084851. Note that the first 4 decimals coincide. The cubic root of 323072664 is about 686.1726510278.

The spelling of 323072664 in words is "three hundred twenty-three million, seventy-two thousand, six hundred sixty-four".