328353828 has 72 divisors (see below), whose sum is σ = 850859520. Its totient is φ = 98472000.

The previous prime is 328353761. The next prime is 328353869. The reversal of 328353828 is 828353823.

It is a self number, because there is not a number n which added to its sum of digits gives 328353828.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145533 + ... + 147771.

Almost surely, 2^328353828 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 328353828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425429760).

328353828 is an abundant number, since it is smaller than the sum of its proper divisors (522505692).

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

328353828 is a wasteful number, since it uses less digits than its factorization.

328353828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369 (or 2356 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 328353828 is about 18120.5360847851. The cubic root of 328353828 is about 689.8913418481.

It can be divided in two parts, 32835 and 3828, that added together give a palindrome (36663).

The spelling of 328353828 in words is "three hundred twenty-eight million, three hundred fifty-three thousand, eight hundred twenty-eight".