22226299393 has 8 divisors (see below), whose sum is σ = 22994623080. Its totient is φ = 21458102400.

The previous prime is 22226299373. The next prime is 22226299397. The reversal of 22226299393 is 39399262222.

It can be written as a sum of positive squares in 4 ways, for example, as 13583436304 + 8642863089 = 116548^2 + 92967^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22226299393 - 2⁹ = 22226298881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22226299397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449221 + ... + 496237.

It is an arithmetic number, because the mean of its divisors is an integer number (2874327885).

Almost surely, 2^22226299393 is an apocalyptic number.

It is an amenable number.

22226299393 is a deficient number, since it is larger than the sum of its proper divisors (768323687).

22226299393 is a wasteful number, since it uses less digits than its factorization.

22226299393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63347.

The product of its digits is 1259712, while the sum is 49.

The spelling of 22226299393 in words is "twenty-two billion, two hundred twenty-six million, two hundred ninety-nine thousand, three hundred ninety-three".