422222244 has 48 divisors (see below), whose sum is σ = 1033390848. Its totient is φ = 134016768.

The previous prime is 422222239. The next prime is 422222257. The reversal of 422222244 is 442222224.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10752 + ... + 30984.

It is an arithmetic number, because the mean of its divisors is an integer number (21528976).

Almost surely, 2^422222244 is an apocalyptic number.

It is an amenable number.

422222244 is an abundant number, since it is smaller than the sum of its proper divisors (611168604).

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

422222244 is a wasteful number, since it uses less digits than its factorization.

422222244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20324 (or 20322 counting only the distinct ones).

The product of its digits is 4096, while the sum is 24.

The square root of 422222244 is about 20548.0472064866. The cubic root of 422222244 is about 750.2057177907.

Adding to 422222244 its reverse (442222224), we get a palindrome (864444468).

The spelling of 422222244 in words is "four hundred twenty-two million, two hundred twenty-two thousand, two hundred forty-four".