8022861172 has 6 divisors (see below), whose sum is σ = 14040007058. Its totient is φ = 4011430584.

The previous prime is 8022861157. The next prime is 8022861233. The reversal of 8022861172 is 2711682208.

It can be written as a sum of positive squares in only one way, i.e., 5506233616 + 2516627556 = 74204^2 + 50166^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002857643 + ... + 1002857650.

Almost surely, 2^8022861172 is an apocalyptic number.

It is an amenable number.

8022861172 is a deficient number, since it is larger than the sum of its proper divisors (6017145886).

8022861172 is a wasteful number, since it uses less digits than its factorization.

8022861172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005715297 (or 2005715295 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 8022861172 is about 89570.4257665442. The cubic root of 8022861172 is about 2001.9032858436.

The spelling of 8022861172 in words is "eight billion, twenty-two million, eight hundred sixty-one thousand, one hundred seventy-two".