3286125728 has 24 divisors (see below), whose sum is σ = 6627356820. Its totient is φ = 1602987520.

The previous prime is 3286125727. The next prime is 3286125737. The reversal of 3286125728 is 8275216823.

It can be written as a sum of positive squares in 2 ways, for example, as 2425759504 + 860366224 = 49252^2 + 29332^2 .

It is not an unprimeable number, because it can be changed into a prime (3286125727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1251023 + ... + 1253646.

Almost surely, 2^3286125728 is an apocalyptic number.

It is an amenable number.

3286125728 is an abundant number, since it is smaller than the sum of its proper divisors (3341231092).

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

3286125728 is a wasteful number, since it uses less digits than its factorization.

3286125728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504720 (or 2504712 counting only the distinct ones).

The product of its digits is 322560, while the sum is 44.

The square root of 3286125728 is about 57324.7392318535. The cubic root of 3286125728 is about 1486.7161479729.

The spelling of 3286125728 in words is "three billion, two hundred eighty-six million, one hundred twenty-five thousand, seven hundred twenty-eight".