328396224 has 112 divisors (see below), whose sum is σ = 958839840. Its totient is φ = 98549760.

The previous prime is 328396169. The next prime is 328396249. The reversal of 328396224 is 422693823.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100732 + ... + 103940.

It is an arithmetic number, because the mean of its divisors is an integer number (8561070).

Almost surely, 2^328396224 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 328396224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479419920).

328396224 is an abundant number, since it is smaller than the sum of its proper divisors (630443616).

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

328396224 is a wasteful number, since it uses less digits than its factorization.

328396224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3278 (or 3268 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The square root of 328396224 is about 18121.7058799662. The cubic root of 328396224 is about 689.9210327609.

The spelling of 328396224 in words is "three hundred twenty-eight million, three hundred ninety-six thousand, two hundred twenty-four".