3836840208 has 40 divisors (see below), whose sum is σ = 10179729408. Its totient is φ = 1244380032.

The previous prime is 3836840207. The next prime is 3836840237. The reversal of 3836840208 is 8020486383.

It is a self number, because there is not a number n which added to its sum of digits gives 3836840208.

It is not an unprimeable number, because it can be changed into a prime (3836840207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1078416 + ... + 1081967.

Almost surely, 2^3836840208 is an apocalyptic number.

It is an amenable number.

3836840208 is an abundant number, since it is smaller than the sum of its proper divisors (6342889200).

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

3836840208 is a wasteful number, since it uses less digits than its factorization.

3836840208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160431 (or 2160425 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 3836840208 is about 61942.2328302750. The cubic root of 3836840208 is about 1565.5174188985.

The spelling of 3836840208 in words is "three billion, eight hundred thirty-six million, eight hundred forty thousand, two hundred eight".