9008005422 has 64 divisors (see below), whose sum is σ = 20264348160. Its totient is φ = 2651025024.

The previous prime is 9008005417. The next prime is 9008005423. The reversal of 9008005422 is 2245008009.

It is a super-2 number, since 2×9008005422² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9008005422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9008005423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143823 + ... + 196725.

It is an arithmetic number, because the mean of its divisors is an integer number (316630440).

Almost surely, 2^9008005422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9008005422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10132174080).

9008005422 is an abundant number, since it is smaller than the sum of its proper divisors (11256342738).

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

9008005422 is a wasteful number, since it uses less digits than its factorization.

9008005422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53017.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 9008005422 is about 94910.5127053900. The cubic root of 9008005422 is about 2080.7003791253.

The spelling of 9008005422 in words is "nine billion, eight million, five thousand, four hundred twenty-two".