3985422268 has 48 divisors (see below), whose sum is σ = 7535130624. Its totient is φ = 1837633280.

The previous prime is 3985422247. The next prime is 3985422269. The reversal of 3985422268 is 8622245893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3985422269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 803805 + ... + 808747.

It is an arithmetic number, because the mean of its divisors is an integer number (156981888).

Almost surely, 2^3985422268 is an apocalyptic number.

It is an amenable number.

3985422268 is a deficient number, since it is larger than the sum of its proper divisors (3549708356).

3985422268 is a wasteful number, since it uses less digits than its factorization.

3985422268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202 (or 5200 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 49.

The square root of 3985422268 is about 63130.2009184194. The cubic root of 3985422268 is about 1585.4703123221.

The spelling of 3985422268 in words is "three billion, nine hundred eighty-five million, four hundred twenty-two thousand, two hundred sixty-eight".