98327209 has 2 divisors, whose sum is σ = 98327210. Its totient is φ = 98327208.

The previous prime is 98327189. The next prime is 98327213. The reversal of 98327209 is 90272389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67190809 + 31136400 = 8197^2 + 5580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98327209 is a prime.

It is a Chen prime.

It is equal to p_5670679 and since 98327209 and 5670679 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (98327249) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49163604 + 49163605.

It is an arithmetic number, because the mean of its divisors is an integer number (49163605).

Almost surely, 2^98327209 is an apocalyptic number.

It is an amenable number.

98327209 is a deficient number, since it is larger than the sum of its proper divisors (1).

98327209 is an equidigital number, since it uses as much as digits as its factorization.

98327209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 98327209 is about 9916.0077148014. The cubic root of 98327209 is about 461.5561803547.

The spelling of 98327209 in words is "ninety-eight million, three hundred twenty-seven thousand, two hundred nine".