8422897211 has 4 divisors (see below), whose sum is σ = 8424532512. Its totient is φ = 8421261912.

The previous prime is 8422897207. The next prime is 8422897243. The reversal of 8422897211 is 1127982248.

8422897211 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8422897211 - 2² = 8422897207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8422897271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809900 + ... + 820233.

It is an arithmetic number, because the mean of its divisors is an integer number (2106133128).

Almost surely, 2^8422897211 is an apocalyptic number.

8422897211 is a deficient number, since it is larger than the sum of its proper divisors (1635301).

8422897211 is a wasteful number, since it uses less digits than its factorization.

8422897211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635300.

The product of its digits is 129024, while the sum is 44.

The square root of 8422897211 is about 91776.3434170266. The cubic root of 8422897211 is about 2034.6380729813.

The spelling of 8422897211 in words is "eight billion, four hundred twenty-two million, eight hundred ninety-seven thousand, two hundred eleven".