3829786128 has 120 divisors (see below), whose sum is σ = 12644476416. Its totient is φ = 1058918400.

The previous prime is 3829786069. The next prime is 3829786133. The reversal of 3829786128 is 8216879283.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30033 + ... + 92528.

Almost surely, 2^3829786128 is an apocalyptic number.

It is an amenable number.

3829786128 is an abundant number, since it is smaller than the sum of its proper divisors (8814690288).

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

3829786128 is a wasteful number, since it uses less digits than its factorization.

3829786128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122613 (or 122604 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 3829786128 is about 61885.2658392933. The cubic root of 3829786128 is about 1564.5574223756.

The spelling of 3829786128 in words is "three billion, eight hundred twenty-nine million, seven hundred eighty-six thousand, one hundred twenty-eight".