4224142 has 16 divisors (see below), whose sum is σ = 7009632. Its totient is φ = 1896480.

The previous prime is 4224139. The next prime is 4224161. The reversal of 4224142 is 2414224.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1234 + ... + 3157.

It is an arithmetic number, because the mean of its divisors is an integer number (438102).

Almost surely, 2^4224142 is an apocalyptic number.

4224142 is a deficient number, since it is larger than the sum of its proper divisors (2785490).

4224142 is a wasteful number, since it uses less digits than its factorization.

4224142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4443.

The product of its digits is 512, while the sum is 19.

The square root of 4224142 is about 2055.2717581867. The cubic root of 4224142 is about 161.6514122190.

Adding to 4224142 its reverse (2414224), we get a palindrome (6638366).

The spelling of 4224142 in words is "four million, two hundred twenty-four thousand, one hundred forty-two".