22290814338 has 32 divisors (see below), whose sum is σ = 48361453056. Its totient is φ = 6808645248.

The previous prime is 22290814327. The next prime is 22290814339. The reversal of 22290814338 is 83341809222.

It is a self number, because there is not a number n which added to its sum of digits gives 22290814338.

It is not an unprimeable number, because it can be changed into a prime (22290814339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1032306 + ... + 1053677.

It is an arithmetic number, because the mean of its divisors is an integer number (1511295408).

Almost surely, 2^22290814338 is an apocalyptic number.

22290814338 is an abundant number, since it is smaller than the sum of its proper divisors (26070638718).

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

22290814338 is a wasteful number, since it uses less digits than its factorization.

22290814338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086138.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 22290814338 in words is "twenty-two billion, two hundred ninety million, eight hundred fourteen thousand, three hundred thirty-eight".