422542022 has 16 divisors (see below), whose sum is σ = 726554112. Its totient is φ = 180540360.

The previous prime is 422542019. The next prime is 422542027. The reversal of 422542022 is 220245224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422542027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40958 + ... + 50225.

It is an arithmetic number, because the mean of its divisors is an integer number (45409632).

Almost surely, 2^422542022 is an apocalyptic number.

422542022 is a deficient number, since it is larger than the sum of its proper divisors (304012090).

422542022 is a wasteful number, since it uses less digits than its factorization.

422542022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91523.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 422542022 is about 20555.8269597698. The cubic root of 422542022 is about 750.3950641588.

Adding to 422542022 its reverse (220245224), we get a palindrome (642787246).

The spelling of 422542022 in words is "four hundred twenty-two million, five hundred forty-two thousand, twenty-two".