98216189 has 2 divisors, whose sum is σ = 98216190. Its totient is φ = 98216188.

The previous prime is 98216177. The next prime is 98216213. The reversal of 98216189 is 98161289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60295225 + 37920964 = 7765^2 + 6158^2 .

It is a cyclic number.

It is not a de Polignac number, because 98216189 - 2¹⁶ = 98150653 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98216159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49108094 + 49108095.

It is an arithmetic number, because the mean of its divisors is an integer number (49108095).

Almost surely, 2^98216189 is an apocalyptic number.

It is an amenable number.

98216189 is a deficient number, since it is larger than the sum of its proper divisors (1).

98216189 is an equidigital number, since it uses as much as digits as its factorization.

98216189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 44.

The square root of 98216189 is about 9910.4081147045. The cubic root of 98216189 is about 461.3824025322.

It can be divided in two parts, 982 and 16189, that added together give a palindrome (17171).

The spelling of 98216189 in words is "ninety-eight million, two hundred sixteen thousand, one hundred eighty-nine".