424444222 has 8 divisors (see below), whose sum is σ = 647103672. Its totient is φ = 208743000.

The previous prime is 424444127. The next prime is 424444247. The reversal of 424444222 is 222444424.

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, 1739404 + ... + 1739647.

It is an arithmetic number, because the mean of its divisors is an integer number (80887959).

Almost surely, 2^424444222 is an apocalyptic number.

424444222 is a deficient number, since it is larger than the sum of its proper divisors (222659450).

424444222 is a wasteful number, since it uses less digits than its factorization.

424444222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3479114.

The product of its digits is 16384, while the sum is 28.

The square root of 424444222 is about 20602.0441218827. The cubic root of 424444222 is about 751.5194216577.

Adding to 424444222 its reverse (222444424), we get a palindrome (646888646).

It can be divided in two parts, 42444422 and 2, that added together give a palindrome (42444424).

The spelling of 424444222 in words is "four hundred twenty-four million, four hundred forty-four thousand, two hundred twenty-two".