328083197 has 16 divisors (see below), whose sum is σ = 363772080. Its totient is φ = 294008832.

The previous prime is 328083191. The next prime is 328083211. The reversal of 328083197 is 791380823.

It can be written as a sum of positive squares in 8 ways, for example, as 19061956 + 309021241 = 4366^2 + 17579^2 .

It is not a de Polignac number, because 328083197 - 2¹⁴ = 328066813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328083191) 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 15 ways as a sum of consecutive naturals, for example, 64379 + ... + 69287.

It is an arithmetic number, because the mean of its divisors is an integer number (22735755).

Almost surely, 2^328083197 is an apocalyptic number.

It is an amenable number.

328083197 is a deficient number, since it is larger than the sum of its proper divisors (35688883).

328083197 is a wasteful number, since it uses less digits than its factorization.

328083197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5072.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 328083197 is about 18113.0670235606. The cubic root of 328083197 is about 689.7017523606.

The spelling of 328083197 in words is "three hundred twenty-eight million, eighty-three thousand, one hundred ninety-seven".