422442042 has 16 divisors (see below), whose sum is σ = 921691872. Its totient is φ = 128012720.

The previous prime is 422442023. The next prime is 422442049. The reversal of 422442042 is 240244224.

It is not an unprimeable number, because it can be changed into a prime (422442049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3200253 + ... + 3200384.

It is an arithmetic number, because the mean of its divisors is an integer number (57605742).

Almost surely, 2^422442042 is an apocalyptic number.

422442042 is an abundant number, since it is smaller than the sum of its proper divisors (499249830).

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

422442042 is a wasteful number, since it uses less digits than its factorization.

422442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400653.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 422442042 is about 20553.3949020594. The cubic root of 422442042 is about 750.3358744509.

Adding to 422442042 its reverse (240244224), we get a palindrome (662686266).

The spelling of 422442042 in words is "four hundred twenty-two million, four hundred forty-two thousand, forty-two".