98636493 has 16 divisors (see below), whose sum is σ = 132868736. Its totient is φ = 65085120.

The previous prime is 98636491. The next prime is 98636497. The reversal of 98636493 is 39463689.

It is not a de Polignac number, because 98636493 - 2¹ = 98636491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98636491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202296 + ... + 202782.

It is an arithmetic number, because the mean of its divisors is an integer number (8304296).

Almost surely, 2^98636493 is an apocalyptic number.

It is an amenable number.

98636493 is a deficient number, since it is larger than the sum of its proper divisors (34232243).

98636493 is a wasteful number, since it uses less digits than its factorization.

98636493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044.

The product of its digits is 839808, while the sum is 48.

The square root of 98636493 is about 9931.5906580970. The cubic root of 98636493 is about 462.0396088677.

The spelling of 98636493 in words is "ninety-eight million, six hundred thirty-six thousand, four hundred ninety-three".