9923273 has 2 divisors, whose sum is σ = 9923274. Its totient is φ = 9923272.

The previous prime is 9923261. The next prime is 9923279. The reversal of 9923273 is 3723299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9815689 + 107584 = 3133^2 + 328^2 .

It is an emirp because it is prime and its reverse (3723299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9923273 - 2⁶ = 9923209 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 9⁷ + 9⁷ + 2⁷ + 3¹¹ + 2⁹ + 7⁴ + 3¹¹ .

It is not a weakly prime, because it can be changed into another prime (9923279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4961636 + 4961637.

It is an arithmetic number, because the mean of its divisors is an integer number (4961637).

Almost surely, 2^9923273 is an apocalyptic number.

It is an amenable number.

9923273 is a deficient number, since it is larger than the sum of its proper divisors (1).

9923273 is an equidigital number, since it uses as much as digits as its factorization.

9923273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 35.

The square root of 9923273 is about 3150.1226960231. The cubic root of 9923273 is about 214.8910426829.

The spelling of 9923273 in words is "nine million, nine hundred twenty-three thousand, two hundred seventy-three".