8446222 has 8 divisors (see below), whose sum is σ = 13336200. Its totient is φ = 4000824.

The previous prime is 8446201. The next prime is 8446223. The reversal of 8446222 is 2226448.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 8 + 4⁴ + 4⁷ + 6 + 2¹³ + 2¹⁵ + 2²³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8446223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111097 + ... + 111172.

It is an arithmetic number, because the mean of its divisors is an integer number (1667025).

Almost surely, 2^8446222 is an apocalyptic number.

8446222 is a deficient number, since it is larger than the sum of its proper divisors (4889978).

8446222 is a wasteful number, since it uses less digits than its factorization.

8446222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222290.

The product of its digits is 6144, while the sum is 28.

The square root of 8446222 is about 2906.2384623427. The cubic root of 8446222 is about 203.6514456811.

It can be divided in two parts, 8446 and 222, that added together give a palindrome (8668).

The spelling of 8446222 in words is "eight million, four hundred forty-six thousand, two hundred twenty-two".