328012704 has 144 divisors (see below), whose sum is σ = 962357760. Its totient is φ = 105937920.

The previous prime is 328012693. The next prime is 328012717. The reversal of 328012704 is 407210823.

It is a tau number, because it is divible by the number of its divisors (144).

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, 1717249 + ... + 1717439.

It is an arithmetic number, because the mean of its divisors is an integer number (6683040).

Almost surely, 2^328012704 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 328012704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481178880).

328012704 is an abundant number, since it is smaller than the sum of its proper divisors (634345056).

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

328012704 is a wasteful number, since it uses less digits than its factorization.

328012704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 328012704 is about 18111.1210034056. The cubic root of 328012704 is about 689.6523516510.

The spelling of 328012704 in words is "three hundred twenty-eight million, twelve thousand, seven hundred four".