323686964 has 48 divisors (see below), whose sum is σ = 619610880. Its totient is φ = 147432960.

The previous prime is 323686949. The next prime is 323686997. The reversal of 323686964 is 469686323.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226757 + ... + 228179.

It is an arithmetic number, because the mean of its divisors is an integer number (12908560).

Almost surely, 2^323686964 is an apocalyptic number.

It is an amenable number.

323686964 is a deficient number, since it is larger than the sum of its proper divisors (295923916).

323686964 is a wasteful number, since it uses less digits than its factorization.

323686964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560 (or 1558 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 47.

The square root of 323686964 is about 17991.3024542416. The cubic root of 323686964 is about 686.6072787214.

The spelling of 323686964 in words is "three hundred twenty-three million, six hundred eighty-six thousand, nine hundred sixty-four".