8444222 has 8 divisors (see below), whose sum is σ = 12750672. Its totient is φ = 4194000.

The previous prime is 8444213. The next prime is 8444273. The reversal of 8444222 is 2224448.

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

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 8444191 and 8444200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13679 + ... + 14282.

It is an arithmetic number, because the mean of its divisors is an integer number (1593834).

Almost surely, 2^8444222 is an apocalyptic number.

8444222 is a deficient number, since it is larger than the sum of its proper divisors (4306450).

8444222 is a wasteful number, since it uses less digits than its factorization.

8444222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28114.

The product of its digits is 4096, while the sum is 26.

The square root of 8444222 is about 2905.8943545835. The cubic root of 8444222 is about 203.6353700501.

The spelling of 8444222 in words is "eight million, four hundred forty-four thousand, two hundred twenty-two".