22024424422 has 48 divisors (see below), whose sum is σ = 44600654592. Its totient is φ = 7920862560.

The previous prime is 22024424399. The next prime is 22024424423. The reversal of 22024424422 is 22442442022.

It is a super-2 number, since 2×22024424422² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22024424423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 397098 + ... + 449149.

It is an arithmetic number, because the mean of its divisors is an integer number (929180304).

Almost surely, 2^22024424422 is an apocalyptic number.

22024424422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22024424422 is an abundant number, since it is smaller than the sum of its proper divisors (22576230170).

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

22024424422 is a wasteful number, since it uses less digits than its factorization.

22024424422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846293 (or 846280 counting only the distinct ones).

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

Adding to 22024424422 its reverse (22442442022), we get a palindrome (44466866444).

The spelling of 22024424422 in words is "twenty-two billion, twenty-four million, four hundred twenty-four thousand, four hundred twenty-two".