4422421142 has 4 divisors (see below), whose sum is σ = 6633631716. Its totient is φ = 2211210570.

The previous prime is 4422421141. The next prime is 4422421147. The reversal of 4422421142 is 2411242244.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422421141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105605284 + ... + 1105605287.

It is an arithmetic number, because the mean of its divisors is an integer number (1658407929).

Almost surely, 2^4422421142 is an apocalyptic number.

4422421142 is a deficient number, since it is larger than the sum of its proper divisors (2211210574).

4422421142 is a wasteful number, since it uses less digits than its factorization.

4422421142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211210573.

The product of its digits is 4096, while the sum is 26.

The square root of 4422421142 is about 66501.2867695054. The cubic root of 4422421142 is about 1641.4211781149.

Adding to 4422421142 its reverse (2411242244), we get a palindrome (6833663386).

The spelling of 4422421142 in words is "four billion, four hundred twenty-two million, four hundred twenty-one thousand, one hundred forty-two".