98166189 has 32 divisors (see below), whose sum is σ = 150013440. Its totient is φ = 56548800.

The previous prime is 98166097. The next prime is 98166197.

98166189 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 98166189 - 2¹² = 98162093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98166589) 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 in 31 ways as a sum of consecutive naturals, for example, 63354 + ... + 64884.

It is an arithmetic number, because the mean of its divisors is an integer number (4687920).

Almost surely, 2^98166189 is an apocalyptic number.

It is an amenable number.

98166189 is a deficient number, since it is larger than the sum of its proper divisors (51847251).

98166189 is a wasteful number, since it uses less digits than its factorization.

98166189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641.

The product of its digits is 186624, while the sum is 48.

The square root of 98166189 is about 9907.8851931177. The cubic root of 98166189 is about 461.3040955642.

The spelling of 98166189 in words is "ninety-eight million, one hundred sixty-six thousand, one hundred eighty-nine".