22240404426 has 16 divisors (see below), whose sum is σ = 44483875200. Its totient is φ = 7412957088.

The previous prime is 22240404421. The next prime is 22240404427. The reversal of 22240404426 is 62440404222.

It is a junction number, because it is equal to n+sod(n) for n = 22240404393 and 22240404402.

It is not an unprimeable number, because it can be changed into a prime (22240404421) 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, 27411 + ... + 212678.

It is an arithmetic number, because the mean of its divisors is an integer number (2780242200).

Almost surely, 2^22240404426 is an apocalyptic number.

22240404426 is an abundant number, since it is smaller than the sum of its proper divisors (22243470774).

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

22240404426 is a wasteful number, since it uses less digits than its factorization.

22240404426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255533.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 22240404426 its reverse (62440404222), we get a palindrome (84680808648).

The spelling of 22240404426 in words is "twenty-two billion, two hundred forty million, four hundred four thousand, four hundred twenty-six".