422424204402 has 16 divisors (see below), whose sum is σ = 859167874080. Its totient is φ = 138421490592.

The previous prime is 422424204383. The next prime is 422424204403. The reversal of 422424204402 is 204402424224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 422424204402.

It is not an unprimeable number, because it can be changed into a prime (422424204403) by changing a digit.

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, 596644003 + ... + 596644710.

It is an arithmetic number, because the mean of its divisors is an integer number (53697992130).

Almost surely, 2^422424204402 is an apocalyptic number.

422424204402 is an abundant number, since it is smaller than the sum of its proper divisors (436743669678).

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

422424204402 is a wasteful number, since it uses less digits than its factorization.

422424204402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193288777.

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

Adding to 422424204402 its reverse (204402424224), we get a palindrome (626826628626).

The spelling of 422424204402 in words is "four hundred twenty-two billion, four hundred twenty-four million, two hundred four thousand, four hundred two".