328428604 has 48 divisors (see below), whose sum is σ = 697016320. Its totient is φ = 132269760.

The previous prime is 328428577. The next prime is 328428629. The reversal of 328428604 is 406824823.

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, 65134 + ... + 69994.

Almost surely, 2^328428604 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 328428604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348508160).

328428604 is an abundant number, since it is smaller than the sum of its proper divisors (368587716).

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

328428604 is a wasteful number, since it uses less digits than its factorization.

328428604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018 (or 5016 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 328428604 is about 18122.5992616953. The cubic root of 328428604 is about 689.9437075129.

The spelling of 328428604 in words is "three hundred twenty-eight million, four hundred twenty-eight thousand, six hundred four".