3204028520 has 128 divisors (see below), whose sum is σ = 9461145600. Its totient is φ = 946080000.

The previous prime is 3204028483. The next prime is 3204028549. The reversal of 3204028520 is 258204023.

It is a self number, because there is not a number n which added to its sum of digits gives 3204028520.

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, 31145 + ... + 85895.

It is an arithmetic number, because the mean of its divisors is an integer number (73915200).

Almost surely, 2^3204028520 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 3204028520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4730572800).

3204028520 is an abundant number, since it is smaller than the sum of its proper divisors (6257117080).

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

3204028520 is a wasteful number, since it uses less digits than its factorization.

3204028520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54799 (or 54795 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 3204028520 is about 56604.1387179418. The cubic root of 3204028520 is about 1474.2307232480.

The spelling of 3204028520 in words is "three billion, two hundred four million, twenty-eight thousand, five hundred twenty".