3986645222 has 16 divisors (see below), whose sum is σ = 6950085120. Its totient is φ = 1679603208.

The previous prime is 3986645203. The next prime is 3986645237. The reversal of 3986645222 is 2225466893.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2412398 + ... + 2414049.

It is an arithmetic number, because the mean of its divisors is an integer number (434380320).

Almost surely, 2^3986645222 is an apocalyptic number.

3986645222 is a deficient number, since it is larger than the sum of its proper divisors (2963439898).

3986645222 is a wasteful number, since it uses less digits than its factorization.

3986645222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4826515.

The product of its digits is 1244160, while the sum is 47.

The square root of 3986645222 is about 63139.8861418042. The cubic root of 3986645222 is about 1585.6324665295.

The spelling of 3986645222 in words is "three billion, nine hundred eighty-six million, six hundred forty-five thousand, two hundred twenty-two".