422424422 has 16 divisors (see below), whose sum is σ = 725801472. Its totient is φ = 180627720.

The previous prime is 422424421. The next prime is 422424437. The reversal of 422424422 is 224424224.

It is a junction number, because it is equal to n+sod(n) for n = 422424391 and 422424400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422424421) 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, 27854 + ... + 40257.

It is an arithmetic number, because the mean of its divisors is an integer number (45362592).

Almost surely, 2^422424422 is an apocalyptic number.

422424422 is a deficient number, since it is larger than the sum of its proper divisors (303377050).

422424422 is a wasteful number, since it uses less digits than its factorization.

422424422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68563.

The product of its digits is 8192, while the sum is 26.

The square root of 422424422 is about 20552.9662579395. The cubic root of 422424422 is about 750.3254421702.

Adding to 422424422 its reverse (224424224), we get a palindrome (646848646).

It can be divided in two parts, 42242 and 4422, that added together give a palindrome (46664).

The spelling of 422424422 in words is "four hundred twenty-two million, four hundred twenty-four thousand, four hundred twenty-two".