3920385828 has 24 divisors (see below), whose sum is σ = 9167337088. Its totient is φ = 1303970976.

The previous prime is 3920385773. The next prime is 3920385841. The reversal of 3920385828 is 8285830293.

3920385828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347251 + ... + 358362.

Almost surely, 2^3920385828 is an apocalyptic number.

It is an amenable number.

3920385828 is an abundant number, since it is smaller than the sum of its proper divisors (5246951260).

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

3920385828 is a wasteful number, since it uses less digits than its factorization.

3920385828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706083 (or 706081 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 3920385828 is about 62612.9845000220. The cubic root of 3920385828 is about 1576.7987616343.

The spelling of 3920385828 in words is "three billion, nine hundred twenty million, three hundred eighty-five thousand, eight hundred twenty-eight".