328346620 has 96 divisors (see below), whose sum is σ = 830850048. Its totient is φ = 106563072.

The previous prime is 328346587. The next prime is 328346633. The reversal of 328346620 is 26643823.

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, 344064 + ... + 345016.

It is an arithmetic number, because the mean of its divisors is an integer number (8654688).

Almost surely, 2^328346620 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 328346620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415425024).

328346620 is an abundant number, since it is smaller than the sum of its proper divisors (502503428).

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

328346620 is a wasteful number, since it uses less digits than its factorization.

328346620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 328346620 is about 18120.3371933306. The cubic root of 328346620 is about 689.8862936625.

The spelling of 328346620 in words is "three hundred twenty-eight million, three hundred forty-six thousand, six hundred twenty".