328697108 has 24 divisors (see below), whose sum is σ = 610087464. Its totient is φ = 154419200.

The previous prime is 328697081. The next prime is 328697141. The reversal of 328697108 is 801796823.

It can be written as a sum of positive squares in 4 ways, for example, as 90859024 + 237838084 = 9532^2 + 15422^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39818 + ... + 47358.

It is an arithmetic number, because the mean of its divisors is an integer number (25420311).

Almost surely, 2^328697108 is an apocalyptic number.

It is an amenable number.

328697108 is a deficient number, since it is larger than the sum of its proper divisors (281390356).

328697108 is a wasteful number, since it uses less digits than its factorization.

328697108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8203 (or 8201 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 328697108 is about 18130.0057363477. The cubic root of 328697108 is about 690.1316754934.

The spelling of 328697108 in words is "three hundred twenty-eight million, six hundred ninety-seven thousand, one hundred eight".