328704866 has 16 divisors (see below), whose sum is σ = 571432320. Its totient is φ = 138888960.

The previous prime is 328704847. The next prime is 328704917. The reversal of 328704866 is 668407823.

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, 164351 + ... + 166338.

It is an arithmetic number, because the mean of its divisors is an integer number (35714520).

Almost surely, 2^328704866 is an apocalyptic number.

328704866 is a deficient number, since it is larger than the sum of its proper divisors (242727454).

328704866 is a wasteful number, since it uses less digits than its factorization.

328704866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330769.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 328704866 is about 18130.2196897886. The cubic root of 328704866 is about 690.1371050102.

The spelling of 328704866 in words is "three hundred twenty-eight million, seven hundred four thousand, eight hundred sixty-six".