8214222 has 32 divisors (see below), whose sum is σ = 17050752. Its totient is φ = 2636064.

The previous prime is 8214211. The next prime is 8214223. The reversal of 8214222 is 2224128.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8214223) 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, 36073 + ... + 36299.

It is an arithmetic number, because the mean of its divisors is an integer number (532836).

Almost surely, 2^8214222 is an apocalyptic number.

8214222 is an abundant number, since it is smaller than the sum of its proper divisors (8836530).

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

8214222 is a wasteful number, since it uses less digits than its factorization.

8214222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432.

The product of its digits is 512, while the sum is 21.

The square root of 8214222 is about 2866.0464057653. The cubic root of 8214222 is about 201.7694818338.

The spelling of 8214222 in words is "eight million, two hundred fourteen thousand, two hundred twenty-two".