422400442242 has 32 divisors (see below), whose sum is σ = 847772114112. Its totient is φ = 140305181184.

The previous prime is 422400442207. The next prime is 422400442307. The reversal of 422400442242 is 242244004224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7622218 + ... + 7677434.

It is an arithmetic number, because the mean of its divisors is an integer number (26492878566).

Almost surely, 2^422400442242 is an apocalyptic number.

422400442242 is an abundant number, since it is smaller than the sum of its proper divisors (425371671870).

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

422400442242 is a wasteful number, since it uses less digits than its factorization.

422400442242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59682.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 422400442242 its reverse (242244004224), we get a palindrome (664644446466).

The spelling of 422400442242 in words is "four hundred twenty-two billion, four hundred million, four hundred forty-two thousand, two hundred forty-two".