328239306 has 12 divisors (see below), whose sum is σ = 711185202. Its totient is φ = 109413096.

The previous prime is 328239293. The next prime is 328239311. The reversal of 328239306 is 603932823.

328239306 is a `hidden beast` number, since 328 + 23 + 9 + 306 = 666.

It can be written as a sum of positive squares in only one way, i.e., 313608681 + 14630625 = 17709^2 + 3825^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9117741 + ... + 9117776.

Almost surely, 2^328239306 is an apocalyptic number.

328239306 is an abundant number, since it is smaller than the sum of its proper divisors (382945896).

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

328239306 is a wasteful number, since it uses less digits than its factorization.

328239306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18235525 (or 18235522 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 328239306 is about 18117.3758033552. The cubic root of 328239306 is about 689.8111266284.

The spelling of 328239306 in words is "three hundred twenty-eight million, two hundred thirty-nine thousand, three hundred six".