9922814789 has 4 divisors (see below), whose sum is σ = 10034307180. Its totient is φ = 9811322400.

The previous prime is 9922814773. The next prime is 9922814807. The reversal of 9922814789 is 9874182299.

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 602457025 + 9320357764 = 24545^2 + 96542^2 .

It is a cyclic number.

It is not a de Polignac number, because 9922814789 - 2⁴ = 9922814773 is a prime.

It is a super-2 number, since 2×9922814789² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9922814729) 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, 55746062 + ... + 55746239.

It is an arithmetic number, because the mean of its divisors is an integer number (2508576795).

Almost surely, 2^9922814789 is an apocalyptic number.

It is an amenable number.

9922814789 is a deficient number, since it is larger than the sum of its proper divisors (111492391).

9922814789 is a wasteful number, since it uses less digits than its factorization.

9922814789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111492390.

The product of its digits is 5225472, while the sum is 59.

The square root of 9922814789 is about 99613.3263624903. The cubic root of 9922814789 is about 2148.8773507275.

The spelling of 9922814789 in words is "nine billion, nine hundred twenty-two million, eight hundred fourteen thousand, seven hundred eighty-nine".