328310346 has 64 divisors (see below), whose sum is σ = 819318528. Its totient is φ = 85390848.

The previous prime is 328310207. The next prime is 328310351. The reversal of 328310346 is 643013823.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35740 + ... + 43976.

It is an arithmetic number, because the mean of its divisors is an integer number (12801852).

Almost surely, 2^328310346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328310346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409659264).

328310346 is an abundant number, since it is smaller than the sum of its proper divisors (491008182).

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

328310346 is a wasteful number, since it uses less digits than its factorization.

328310346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8335.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 328310346 is about 18119.3362461212. The cubic root of 328310346 is about 689.8608877292.

The spelling of 328310346 in words is "three hundred twenty-eight million, three hundred ten thousand, three hundred forty-six".