328975845 has 32 divisors (see below), whose sum is σ = 576664704. Its totient is φ = 158822400.

The previous prime is 328975837. The next prime is 328975849. The reversal of 328975845 is 548579823.

It is not a de Polignac number, because 328975845 - 2³ = 328975837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328975849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35629 + ... + 43901.

It is an arithmetic number, because the mean of its divisors is an integer number (18020772).

Almost surely, 2^328975845 is an apocalyptic number.

It is an amenable number.

328975845 is a deficient number, since it is larger than the sum of its proper divisors (247688859).

328975845 is a wasteful number, since it uses less digits than its factorization.

328975845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533.

The product of its digits is 2419200, while the sum is 51.

The square root of 328975845 is about 18137.6912808659. The cubic root of 328975845 is about 690.3266988935.

The spelling of 328975845 in words is "three hundred twenty-eight million, nine hundred seventy-five thousand, eight hundred forty-five".