9926998223 has 2 divisors, whose sum is σ = 9926998224. Its totient is φ = 9926998222.

The previous prime is 9926998177. The next prime is 9926998271. The reversal of 9926998223 is 3228996299.

It is a weak prime.

It is an emirp because it is prime and its reverse (3228996299) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9926998223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9926998423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4963499111 + 4963499112.

It is an arithmetic number, because the mean of its divisors is an integer number (4963499112).

Almost surely, 2^9926998223 is an apocalyptic number.

9926998223 is a deficient number, since it is larger than the sum of its proper divisors (1).

9926998223 is an equidigital number, since it uses as much as digits as its factorization.

9926998223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7558272, while the sum is 59.

The square root of 9926998223 is about 99634.3225148844. The cubic root of 9926998223 is about 2149.1792954113.

The spelling of 9926998223 in words is "nine billion, nine hundred twenty-six million, nine hundred ninety-eight thousand, two hundred twenty-three".