3938386222 has 16 divisors (see below), whose sum is σ = 6036958512. Its totient is φ = 1926288000.

The previous prime is 3938386201. The next prime is 3938386237. The reversal of 3938386222 is 2226838393.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19404 + ... + 90847.

It is an arithmetic number, because the mean of its divisors is an integer number (377309907).

Almost surely, 2^3938386222 is an apocalyptic number.

3938386222 is a deficient number, since it is larger than the sum of its proper divisors (2098572290).

3938386222 is a wasteful number, since it uses less digits than its factorization.

3938386222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110643.

The product of its digits is 746496, while the sum is 46.

The square root of 3938386222 is about 62756.5631786828. The cubic root of 3938386222 is about 1579.2083603014.

The spelling of 3938386222 in words is "three billion, nine hundred thirty-eight million, three hundred eighty-six thousand, two hundred twenty-two".