8259222 has 16 divisors (see below), whose sum is σ = 16607232. Its totient is φ = 2738280.

The previous prime is 8259203. The next prime is 8259269. The reversal of 8259222 is 2229528.

It is a self number, because there is not a number n which added to its sum of digits gives 8259222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2458 + ... + 4749.

It is an arithmetic number, because the mean of its divisors is an integer number (1037952).

Almost surely, 2^8259222 is an apocalyptic number.

8259222 is an abundant number, since it is smaller than the sum of its proper divisors (8348010).

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

8259222 is a wasteful number, since it uses less digits than its factorization.

8259222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403.

The product of its digits is 5760, while the sum is 30.

The square root of 8259222 is about 2873.8862190421. The cubic root of 8259222 is about 202.1372625214.

The spelling of 8259222 in words is "eight million, two hundred fifty-nine thousand, two hundred twenty-two".