9822888769 has 2 divisors, whose sum is σ = 9822888770. Its totient is φ = 9822888768.

The previous prime is 9822888763. The next prime is 9822888857. The reversal of 9822888769 is 9678882289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7972168369 + 1850720400 = 89287^2 + 43020^2 .

It is a cyclic number.

It is not a de Polignac number, because 9822888769 - 2¹¹ = 9822886721 is a prime.

It is a super-2 number, since 2×9822888769² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9822888763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4911444384 + 4911444385.

It is an arithmetic number, because the mean of its divisors is an integer number (4911444385).

Almost surely, 2^9822888769 is an apocalyptic number.

It is an amenable number.

9822888769 is a deficient number, since it is larger than the sum of its proper divisors (1).

9822888769 is an equidigital number, since it uses as much as digits as its factorization.

9822888769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55738368, while the sum is 67.

The square root of 9822888769 is about 99110.4876842002. The cubic root of 9822888769 is about 2141.6396995143.

The spelling of 9822888769 in words is "nine billion, eight hundred twenty-two million, eight hundred eighty-eight thousand, seven hundred sixty-nine".