404224042422 has 8 divisors (see below), whose sum is σ = 808448084856. Its totient is φ = 134741347472.

The previous prime is 404224042379. The next prime is 404224042429. The reversal of 404224042422 is 224240422404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

404224042422 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 404224042422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404224042429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33685336863 + ... + 33685336874.

It is an arithmetic number, because the mean of its divisors is an integer number (101056010607).

Almost surely, 2^404224042422 is an apocalyptic number.

404224042422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

404224042422 is a wasteful number, since it uses less digits than its factorization.

404224042422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67370673742.

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

Adding to 404224042422 its reverse (224240422404), we get a palindrome (628464464826).

The spelling of 404224042422 in words is "four hundred four billion, two hundred twenty-four million, forty-two thousand, four hundred twenty-two".