422242004440 has 32 divisors (see below), whose sum is σ = 951550184160. Its totient is φ = 168629126400.

The previous prime is 422242004383. The next prime is 422242004447. The reversal of 422242004440 is 44400242224.

It is a junction number, because it is equal to n+sod(n) for n = 422242004399 and 422242004408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422242004447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8339301 + ... + 8389780.

It is an arithmetic number, because the mean of its divisors is an integer number (29735943255).

Almost surely, 2^422242004440 is an apocalyptic number.

422242004440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422242004440 is an abundant number, since it is smaller than the sum of its proper divisors (529308179720).

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

422242004440 is a wasteful number, since it uses less digits than its factorization.

422242004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16729723 (or 16729719 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 422242004440 its reverse (44400242224), we get a palindrome (466642246664).

The spelling of 422242004440 in words is "four hundred twenty-two billion, two hundred forty-two million, four thousand, four hundred forty".