3198128704 has 21 divisors (see below), whose sum is σ = 6347184537. Its totient is φ = 1598838144.

The previous prime is 3198128683. The next prime is 3198128719. The reversal of 3198128704 is 4078218913.

The square root of 3198128704 is 56552.

It is a perfect power (a square), and thus also a powerful number.

3198128704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1118768704 + 2079360000 = 33448^2 + 45600^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 448882 + ... + 455950.

Almost surely, 2^3198128704 is an apocalyptic number.

3198128704 is the 56552-nd square number.

It is an amenable number.

3198128704 is a deficient number, since it is larger than the sum of its proper divisors (3149055833).

3198128704 is an frugal number, since it uses more digits than its factorization.

3198128704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14150 (or 7071 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The cubic root of 3198128704 is about 1473.3252970540.

The spelling of 3198128704 in words is "three billion, one hundred ninety-eight million, one hundred twenty-eight thousand, seven hundred four".