328330664 has 16 divisors (see below), whose sum is σ = 615856020. Its totient is φ = 164102400.

The previous prime is 328330627. The next prime is 328330669. The reversal of 328330664 is 466033823.

It can be written as a sum of positive squares in 2 ways, for example, as 286624900 + 41705764 = 16930^2 + 6458^2 .

It is not an unprimeable number, because it can be changed into a prime (328330669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20192 + ... + 32624.

Almost surely, 2^328330664 is an apocalyptic number.

It is an amenable number.

328330664 is a deficient number, since it is larger than the sum of its proper divisors (287525356).

328330664 is a wasteful number, since it uses less digits than its factorization.

328330664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15740 (or 15736 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 328330664 is about 18119.8969091990. The cubic root of 328330664 is about 689.8751184761.

The spelling of 328330664 in words is "three hundred twenty-eight million, three hundred thirty thousand, six hundred sixty-four".