328275688 has 32 divisors (see below), whose sum is σ = 691689600. Its totient is φ = 144923328.

The previous prime is 328275677. The next prime is 328275697. The reversal of 328275688 is 886572823.

It is a happy 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, 66228 + ... + 71011.

It is an arithmetic number, because the mean of its divisors is an integer number (21615300).

Almost surely, 2^328275688 is an apocalyptic number.

It is an amenable number.

328275688 is an abundant number, since it is smaller than the sum of its proper divisors (363413912).

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

328275688 is a wasteful number, since it uses less digits than its factorization.

328275688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137281 (or 137277 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The square root of 328275688 is about 18118.3798392682. The cubic root of 328275688 is about 689.8366118773.

The spelling of 328275688 in words is "three hundred twenty-eight million, two hundred seventy-five thousand, six hundred eighty-eight".