3859647822 has 24 divisors (see below), whose sum is σ = 8588587176. Its totient is φ = 1251777456.

The previous prime is 3859647811. The next prime is 3859647851. The reversal of 3859647822 is 2287469583.

3859647822 is a `hidden beast` number, since 3 + 8 + 596 + 47 + 8 + 2 + 2 = 666.

3859647822 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2896968 + ... + 2898299.

It is an arithmetic number, because the mean of its divisors is an integer number (357857799).

Almost surely, 2^3859647822 is an apocalyptic number.

3859647822 is an abundant number, since it is smaller than the sum of its proper divisors (4728939354).

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

3859647822 is a wasteful number, since it uses less digits than its factorization.

3859647822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795312 (or 5795309 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 3859647822 is about 62126.0639506480. The cubic root of 3859647822 is about 1568.6132997458.

The spelling of 3859647822 in words is "three billion, eight hundred fifty-nine million, six hundred forty-seven thousand, eight hundred twenty-two".