4422238 has 8 divisors (see below), whose sum is σ = 6642288. Its totient is φ = 2208144.

The previous prime is 4422221. The next prime is 4422241. The reversal of 4422238 is 8322244.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2095 + ... + 3637.

It is an arithmetic number, because the mean of its divisors is an integer number (830286).

Almost surely, 2^4422238 is an apocalyptic number.

4422238 is a deficient number, since it is larger than the sum of its proper divisors (2220050).

4422238 is a wasteful number, since it uses less digits than its factorization.

4422238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2978.

The product of its digits is 3072, while the sum is 25.

The square root of 4422238 is about 2102.9117908272. The cubic root of 4422238 is about 164.1398519538.

The spelling of 4422238 in words is "four million, four hundred twenty-two thousand, two hundred thirty-eight".