328183680 has 256 divisors, whose sum is σ = 1172102400. Its totient is φ = 77414400.

The previous prime is 328183651. The next prime is 328183693. The reversal of 328183680 is 86381823.

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, 865731 + ... + 866109.

It is an arithmetic number, because the mean of its divisors is an integer number (4578525).

Almost surely, 2^328183680 is an apocalyptic number.

328183680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328183680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586051200).

328183680 is an abundant number, since it is smaller than the sum of its proper divisors (843918720).

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

328183680 is a wasteful number, since it uses less digits than its factorization.

328183680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 328183680 is about 18115.8405822087. The cubic root of 328183680 is about 689.7721574974.

The spelling of 328183680 in words is "three hundred twenty-eight million, one hundred eighty-three thousand, six hundred eighty".