8226198 has 80 divisors (see below), whose sum is σ = 20386080. Its totient is φ = 2467584.

The previous prime is 8226187. The next prime is 8226209. The reversal of 8226198 is 8916228.

It is an interprime number because it is at equal distance from previous prime (8226187) and next prime (8226209).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 79815 + ... + 79917.

It is an arithmetic number, because the mean of its divisors is an integer number (254826).

Almost surely, 2^8226198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8226198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10193040).

8226198 is an abundant number, since it is smaller than the sum of its proper divisors (12159882).

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

8226198 is a wasteful number, since it uses less digits than its factorization.

8226198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 154 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 8226198 is about 2868.1349340643. The cubic root of 8226198 is about 201.8674914376.

The spelling of 8226198 in words is "eight million, two hundred twenty-six thousand, one hundred ninety-eight".