3454166728 has 16 divisors (see below), whose sum is σ = 6487137180. Its totient is φ = 1724263488.

The previous prime is 3454166687. The next prime is 3454166753. The reversal of 3454166728 is 8276614543.

3454166728 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 2 ways, for example, as 2019423844 + 1434742884 = 44938^2 + 37878^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347275 + ... + 357082.

Almost surely, 2^3454166728 is an apocalyptic number.

It is an amenable number.

3454166728 is a deficient number, since it is larger than the sum of its proper divisors (3032970452).

3454166728 is a wasteful number, since it uses less digits than its factorization.

3454166728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704976 (or 704972 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 3454166728 is about 58772.1594634739. The cubic root of 3454166728 is about 1511.6378771749.

The spelling of 3454166728 in words is "three billion, four hundred fifty-four million, one hundred sixty-six thousand, seven hundred twenty-eight".