4224442 has 8 divisors (see below), whose sum is σ = 6398496. Its totient is φ = 2091612.

The previous prime is 4224439. The next prime is 4224443. The reversal of 4224442 is 2444224.

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

It is a super-2 number, since 2×4224442² = 35691820422728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4224443) by changing a digit.

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, 10048 + ... + 10459.

It is an arithmetic number, because the mean of its divisors is an integer number (799812).

Almost surely, 2^4224442 is an apocalyptic number.

4224442 is a deficient number, since it is larger than the sum of its proper divisors (2174054).

4224442 is a wasteful number, since it uses less digits than its factorization.

4224442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20612.

The product of its digits is 2048, while the sum is 22.

The square root of 4224442 is about 2055.3447399402. The cubic root of 4224442 is about 161.6552389745.

Adding to 4224442 its reverse (2444224), we get a palindrome (6668666).

The spelling of 4224442 in words is "four million, two hundred twenty-four thousand, four hundred forty-two".