98155189 has 16 divisors (see below), whose sum is σ = 110807424. Its totient is φ = 86169600.

The previous prime is 98155171. The next prime is 98155193.

98155189 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 98155189 - 2¹⁷ = 98024117 is a prime.

It is a super-2 number, since 2×98155189² = 19268882255251442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98155199) 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 15 ways as a sum of consecutive naturals, for example, 45397 + ... + 47509.

It is an arithmetic number, because the mean of its divisors is an integer number (6925464).

Almost surely, 2^98155189 is an apocalyptic number.

It is an amenable number.

98155189 is a deficient number, since it is larger than the sum of its proper divisors (12652235).

98155189 is a wasteful number, since it uses less digits than its factorization.

98155189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268.

The product of its digits is 129600, while the sum is 46.

The square root of 98155189 is about 9907.3300641495. The cubic root of 98155189 is about 461.2868644630.

The spelling of 98155189 in words is "ninety-eight million, one hundred fifty-five thousand, one hundred eighty-nine".