4222442 has 16 divisors (see below), whose sum is σ = 7307520. Its totient is φ = 1792368.

The previous prime is 4222399. The next prime is 4222483. The reversal of 4222442 is 2442224.

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 7 ways as a sum of consecutive naturals, for example, 143 + ... + 2909.

It is an arithmetic number, because the mean of its divisors is an integer number (456720).

Almost surely, 2^4222442 is an apocalyptic number.

4222442 is a deficient number, since it is larger than the sum of its proper divisors (3085078).

4222442 is a wasteful number, since it uses less digits than its factorization.

4222442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885.

The product of its digits is 1024, while the sum is 20.

The square root of 4222442 is about 2054.8581459556. The cubic root of 4222442 is about 161.6297238482.

Adding to 4222442 its reverse (2442224), we get a palindrome (6664666).

It can be divided in two parts, 4222 and 442, that added together give a palindrome (4664).

The spelling of 4222442 in words is "four million, two hundred twenty-two thousand, four hundred forty-two".