142422422 has 16 divisors (see below), whose sum is σ = 221283360. Its totient is φ = 68667648.

The previous prime is 142422419. The next prime is 142422431. The reversal of 142422422 is 224224241.

142422422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 83078 + ... + 84774.

It is an arithmetic number, because the mean of its divisors is an integer number (13830210).

Almost surely, 2^142422422 is an apocalyptic number.

142422422 is a deficient number, since it is larger than the sum of its proper divisors (78860938).

142422422 is a wasteful number, since it uses less digits than its factorization.

142422422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175.

The product of its digits is 2048, while the sum is 23.

The square root of 142422422 is about 11934.0865590962. The cubic root of 142422422 is about 522.2271609579.

Adding to 142422422 its reverse (224224241), we get a palindrome (366646663).

The spelling of 142422422 in words is "one hundred forty-two million, four hundred twenty-two thousand, four hundred twenty-two".