328569983 has 8 divisors (see below), whose sum is σ = 395272320. Its totient is φ = 266808600.

The previous prime is 328569979. The next prime is 328569991. The reversal of 328569983 is 389965823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328569983 - 2² = 328569979 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 (328568983) 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 7 ways as a sum of consecutive naturals, for example, 1235093 + ... + 1235358.

It is an arithmetic number, because the mean of its divisors is an integer number (49409040).

Almost surely, 2^328569983 is an apocalyptic number.

328569983 is a deficient number, since it is larger than the sum of its proper divisors (66702337).

328569983 is a wasteful number, since it uses less digits than its factorization.

328569983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470477.

The product of its digits is 2799360, while the sum is 53.

The square root of 328569983 is about 18126.4994690095. The cubic root of 328569983 is about 690.0426935706.

The spelling of 328569983 in words is "three hundred twenty-eight million, five hundred sixty-nine thousand, nine hundred eighty-three".