2225222 has 4 divisors (see below), whose sum is σ = 3337836. Its totient is φ = 1112610.

The previous prime is 2225221. The next prime is 2225231.

It is a happy number.

2225222 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2225222² = 9903225898568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2225222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556304 + ... + 556307.

It is an arithmetic number, because the mean of its divisors is an integer number (834459).

2^2225222 is an apocalyptic number.

2225222 is a deficient number, since it is larger than the sum of its proper divisors (1112614).

2225222 is a wasteful number, since it uses less digits than its factorization.

2225222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112613.

The product of its digits is 320, while the sum is 17.

The square root of 2225222 is about 1491.7178017306. The cubic root of 2225222 is about 130.5542803021.

The spelling of 2225222 in words is "two million, two hundred twenty-five thousand, two hundred twenty-two".