8222859 has 12 divisors (see below), whose sum is σ = 11916216. Its totient is φ = 5464032.

The previous prime is 8222833. The next prime is 8222887. The reversal of 8222859 is 9582228.

8222859 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8222859 - 2¹³ = 8214667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8222899) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1807 + ... + 4439.

It is an arithmetic number, because the mean of its divisors is an integer number (993018).

Almost surely, 2^8222859 is an apocalyptic number.

8222859 is a deficient number, since it is larger than the sum of its proper divisors (3693357).

8222859 is a wasteful number, since it uses less digits than its factorization.

8222859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986 (or 2983 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 8222859 is about 2867.5527894007. The cubic root of 8222859 is about 201.8401751825.

The spelling of 8222859 in words is "eight million, two hundred twenty-two thousand, eight hundred fifty-nine".