22006242208 has 24 divisors (see below), whose sum is σ = 43346872548. Its totient is φ = 10997512704.

The previous prime is 22006242199. The next prime is 22006242217. The reversal of 22006242208 is 80224260022.

It is an interprime number because it is at equal distance from previous prime (22006242199) and next prime (22006242217).

It can be written as a sum of positive squares in 2 ways, for example, as 21506809104 + 499433104 = 146652^2 + 22348^2 .

It is a super-2 number, since 2×22006242208² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111141 + ... + 237412.

Almost surely, 2^22006242208 is an apocalyptic number.

It is an amenable number.

22006242208 is a deficient number, since it is larger than the sum of its proper divisors (21340630340).

22006242208 is a wasteful number, since it uses less digits than its factorization.

22006242208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350536 (or 350528 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The spelling of 22006242208 in words is "twenty-two billion, six million, two hundred forty-two thousand, two hundred eight".