422534622 has 16 divisors (see below), whose sum is σ = 848794752. Its totient is φ = 140223960.

The previous prime is 422534599. The next prime is 422534639. The reversal of 422534622 is 226435224.

It is a self number, because there is not a number n which added to its sum of digits gives 422534622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153754 + ... + 156477.

It is an arithmetic number, because the mean of its divisors is an integer number (53049672).

Almost surely, 2^422534622 is an apocalyptic number.

422534622 is an abundant number, since it is smaller than the sum of its proper divisors (426260130).

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

422534622 is a wasteful number, since it uses less digits than its factorization.

422534622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310463.

The product of its digits is 23040, while the sum is 30.

The square root of 422534622 is about 20555.6469613583. The cubic root of 422534622 is about 750.3906835642.

Adding to 422534622 its reverse (226435224), we get a palindrome (648969846).

The spelling of 422534622 in words is "four hundred twenty-two million, five hundred thirty-four thousand, six hundred twenty-two".