422600142 has 16 divisors (see below), whose sum is σ = 853407360. Its totient is φ = 139498872.

The previous prime is 422600099. The next prime is 422600203. The reversal of 422600142 is 241006224.

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, 341292 + ... + 342527.

It is an arithmetic number, because the mean of its divisors is an integer number (53337960).

Almost surely, 2^422600142 is an apocalyptic number.

422600142 is an abundant number, since it is smaller than the sum of its proper divisors (430807218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422600142 is a wasteful number, since it uses less digits than its factorization.

422600142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683927.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 422600142 is about 20557.2406222236. The cubic root of 422600142 is about 750.4294678074.

Adding to 422600142 its reverse (241006224), we get a palindrome (663606366).

The spelling of 422600142 in words is "four hundred twenty-two million, six hundred thousand, one hundred forty-two".