98698563 has 12 divisors (see below), whose sum is σ = 144981720. Its totient is φ = 64683456.

The previous prime is 98698529. The next prime is 98698601. The reversal of 98698563 is 36589689.

It is not a de Polignac number, because 98698563 - 2¹⁰ = 98697539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98698163) 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 in 11 ways as a sum of consecutive naturals, for example, 92406 + ... + 93467.

It is an arithmetic number, because the mean of its divisors is an integer number (12081810).

Almost surely, 2^98698563 is an apocalyptic number.

98698563 is a deficient number, since it is larger than the sum of its proper divisors (46283157).

98698563 is a wasteful number, since it uses less digits than its factorization.

98698563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185938 (or 185935 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 98698563 is about 9934.7150437242. The cubic root of 98698563 is about 462.1365060170.

The spelling of 98698563 in words is "ninety-eight million, six hundred ninety-eight thousand, five hundred sixty-three".