8522226 has 32 divisors (see below), whose sum is σ = 19145280. Its totient is φ = 2809728.

The previous prime is 8522221. The next prime is 8522233. The reversal of 8522226 is 6222258.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 8522226.

It is not an unprimeable number, because it can be changed into a prime (8522221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4425 + ... + 6051.

It is an arithmetic number, because the mean of its divisors is an integer number (598290).

Almost surely, 2^8522226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8522226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9572640).

8522226 is an abundant number, since it is smaller than the sum of its proper divisors (10623054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8522226 is a wasteful number, since it uses less digits than its factorization.

8522226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735 (or 1729 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 8522226 is about 2919.2851864797. The cubic root of 8522226 is about 204.2604804090.

Subtracting from 8522226 its reverse (6222258), we obtain a cube (2299968 = 132³).

The spelling of 8522226 in words is "eight million, five hundred twenty-two thousand, two hundred twenty-six".