8222946171 has 16 divisors (see below), whose sum is σ = 12163374720. Its totient is φ = 4899134720.

The previous prime is 8222946169. The next prime is 8222946197. The reversal of 8222946171 is 1716492228.

It is a cyclic number.

It is not a de Polignac number, because 8222946171 - 2¹ = 8222946169 is a prime.

It is a super-2 number, since 2×8222946171² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8222946161) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2109750 + ... + 2113643.

It is an arithmetic number, because the mean of its divisors is an integer number (760210920).

Almost surely, 2^8222946171 is an apocalyptic number.

8222946171 is a deficient number, since it is larger than the sum of its proper divisors (3940428549).

8222946171 is a wasteful number, since it uses less digits than its factorization.

8222946171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223466.

The product of its digits is 96768, while the sum is 42.

The square root of 8222946171 is about 90680.4619033229. The cubic root of 8222946171 is about 2018.4088841970.

The spelling of 8222946171 in words is "eight billion, two hundred twenty-two million, nine hundred forty-six thousand, one hundred seventy-one".