9829726273 has 2 divisors, whose sum is σ = 9829726274. Its totient is φ = 9829726272.

The previous prime is 9829726253. The next prime is 9829726303. The reversal of 9829726273 is 3726279289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5799127104 + 4030599169 = 76152^2 + 63487^2 .

It is a cyclic number.

It is not a de Polignac number, because 9829726273 - 2⁵ = 9829726241 is a prime.

It is not a weakly prime, because it can be changed into another prime (9829726243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4914863136 + 4914863137.

It is an arithmetic number, because the mean of its divisors is an integer number (4914863137).

Almost surely, 2^9829726273 is an apocalyptic number.

It is an amenable number.

9829726273 is a deficient number, since it is larger than the sum of its proper divisors (1).

9829726273 is an equidigital number, since it uses as much as digits as its factorization.

9829726273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 55.

The square root of 9829726273 is about 99144.9760350972. The cubic root of 9829726273 is about 2142.1365008796.

The spelling of 9829726273 in words is "nine billion, eight hundred twenty-nine million, seven hundred twenty-six thousand, two hundred seventy-three".