222445226 has 8 divisors (see below), whose sum is σ = 338648160. Its totient is φ = 109562508.

The previous prime is 222445193. The next prime is 222445231. The reversal of 222445226 is 622544222.

222445226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829886 + ... + 830153.

It is an arithmetic number, because the mean of its divisors is an integer number (42331020).

Almost surely, 2^222445226 is an apocalyptic number.

222445226 is a deficient number, since it is larger than the sum of its proper divisors (116202934).

222445226 is a wasteful number, since it uses less digits than its factorization.

222445226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660108.

The product of its digits is 15360, while the sum is 29.

The square root of 222445226 is about 14914.5977485147. The cubic root of 222445226 is about 605.9094089186.

Adding to 222445226 its reverse (622544222), we get a palindrome (844989448).

The spelling of 222445226 in words is "two hundred twenty-two million, four hundred forty-five thousand, two hundred twenty-six".