9009229 has 2 divisors, whose sum is σ = 9009230. Its totient is φ = 9009228.

The previous prime is 9009223. The next prime is 9009277. The reversal of 9009229 is 9229009.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8970025 + 39204 = 2995^2 + 198^2 .

It is a cyclic number.

It is not a de Polignac number, because 9009229 - 2¹¹ = 9007181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9009229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9009223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4504614 + 4504615.

It is an arithmetic number, because the mean of its divisors is an integer number (4504615).

Almost surely, 2^9009229 is an apocalyptic number.

It is an amenable number.

9009229 is a deficient number, since it is larger than the sum of its proper divisors (1).

9009229 is an equidigital number, since it uses as much as digits as its factorization.

9009229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 9009229 is about 3001.5377725426. The cubic root of 9009229 is about 208.0794583626.

The spelling of 9009229 in words is "nine million, nine thousand, two hundred twenty-nine".