320882016 has 192 divisors, whose sum is σ = 1082446848. Its totient is φ = 80898048.

The previous prime is 320881997. The next prime is 320882033. The reversal of 320882016 is 610288023.

It is a congruent number.

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, 200130 + ... + 201726.

It is an arithmetic number, because the mean of its divisors is an integer number (5637744).

Almost surely, 2^320882016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320882016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541223424).

320882016 is an abundant number, since it is smaller than the sum of its proper divisors (761564832).

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

320882016 is a wasteful number, since it uses less digits than its factorization.

320882016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653 (or 1645 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 320882016 is about 17913.1799522028. The cubic root of 320882016 is about 684.6182297351.

The spelling of 320882016 in words is "three hundred twenty million, eight hundred eighty-two thousand, sixteen".