328727274 has 16 divisors (see below), whose sum is σ = 658230240. Its totient is φ = 109446480.

The previous prime is 328727263. The next prime is 328727297. The reversal of 328727274 is 472727823.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26737 + ... + 37044.

It is an arithmetic number, because the mean of its divisors is an integer number (41139390).

Almost surely, 2^328727274 is an apocalyptic number.

328727274 is an abundant number, since it is smaller than the sum of its proper divisors (329502966).

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

328727274 is a wasteful number, since it uses less digits than its factorization.

328727274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64645.

The product of its digits is 263424, while the sum is 42.

The square root of 328727274 is about 18130.8376530154. The cubic root of 328727274 is about 690.1527870018.

The spelling of 328727274 in words is "three hundred twenty-eight million, seven hundred twenty-seven thousand, two hundred seventy-four".