328918475 has 12 divisors (see below), whose sum is σ = 413024160. Its totient is φ = 259802400.

The previous prime is 328918439. The next prime is 328918507. The reversal of 328918475 is 574819823.

It is a happy number.

It is not a de Polignac number, because 328918475 - 2¹⁰ = 328917451 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 81296 + ... + 85245.

It is an arithmetic number, because the mean of its divisors is an integer number (34418680).

Almost surely, 2^328918475 is an apocalyptic number.

328918475 is a deficient number, since it is larger than the sum of its proper divisors (84105685).

328918475 is a wasteful number, since it uses less digits than its factorization.

328918475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166630 (or 166625 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 328918475 is about 18136.1096986096. The cubic root of 328918475 is about 690.2865679378.

The spelling of 328918475 in words is "three hundred twenty-eight million, nine hundred eighteen thousand, four hundred seventy-five".