98538859 has 4 divisors (see below), whose sum is σ = 98597200. Its totient is φ = 98480520.

The previous prime is 98538857. The next prime is 98538871. The reversal of 98538859 is 95883589.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98538859 - 2¹ = 98538857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98538857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26559 + ... + 30040.

It is an arithmetic number, because the mean of its divisors is an integer number (24649300).

Almost surely, 2^98538859 is an apocalyptic number.

98538859 is a deficient number, since it is larger than the sum of its proper divisors (58341).

98538859 is a wasteful number, since it uses less digits than its factorization.

98538859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58340.

The product of its digits is 3110400, while the sum is 55.

The square root of 98538859 is about 9926.6741157348. The cubic root of 98538859 is about 461.8871106524.

The spelling of 98538859 in words is "ninety-eight million, five hundred thirty-eight thousand, eight hundred fifty-nine".