22284885349 has 4 divisors (see below), whose sum is σ = 22828419180. Its totient is φ = 21741351520.

The previous prime is 22284885323. The next prime is 22284885383. The reversal of 22284885349 is 94358848222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6372828900 + 15912056449 = 79830^2 + 126143^2 .

It is a cyclic number.

It is not a de Polignac number, because 22284885349 - 2¹⁷ = 22284754277 is a prime.

It is a super-2 number, since 2×22284885349² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22284885349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22284880349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271766854 + ... + 271766935.

It is an arithmetic number, because the mean of its divisors is an integer number (5707104795).

Almost surely, 2^22284885349 is an apocalyptic number.

It is an amenable number.

22284885349 is a deficient number, since it is larger than the sum of its proper divisors (543533831).

22284885349 is an equidigital number, since it uses as much as digits as its factorization.

22284885349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543533830.

The product of its digits is 8847360, while the sum is 55.

The spelling of 22284885349 in words is "twenty-two billion, two hundred eighty-four million, eight hundred eighty-five thousand, three hundred forty-nine".