3836222181 has 32 divisors (see below), whose sum is σ = 6223132800. Its totient is φ = 2316291840.

The previous prime is 3836222177. The next prime is 3836222237. The reversal of 3836222181 is 1812226383.

3836222181 is a `hidden beast` number, since 3 + 8 + 3 + 622 + 21 + 8 + 1 = 666.

It is not a de Polignac number, because 3836222181 - 2² = 3836222177 is a prime.

It is a super-2 number, since 2×3836222181² = 29433201243992793522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3836222171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55885 + ... + 103901.

It is an arithmetic number, because the mean of its divisors is an integer number (194472900).

Almost surely, 2^3836222181 is an apocalyptic number.

It is an amenable number.

3836222181 is a deficient number, since it is larger than the sum of its proper divisors (2386910619).

3836222181 is a wasteful number, since it uses less digits than its factorization.

3836222181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48306 (or 48300 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 3836222181 is about 61937.2438925078. The cubic root of 3836222181 is about 1565.4333580624.

The spelling of 3836222181 in words is "three billion, eight hundred thirty-six million, two hundred twenty-two thousand, one hundred eighty-one".