98749858 has 16 divisors (see below), whose sum is σ = 149973120. Its totient is φ = 48762000.

The previous prime is 98749837. The next prime is 98749873. The reversal of 98749858 is 85894789.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93433 + ... + 94483.

It is an arithmetic number, because the mean of its divisors is an integer number (9373320).

Almost surely, 2^98749858 is an apocalyptic number.

98749858 is a deficient number, since it is larger than the sum of its proper divisors (51223262).

98749858 is a wasteful number, since it uses less digits than its factorization.

98749858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593.

The product of its digits is 5806080, while the sum is 58.

The square root of 98749858 is about 9937.2963123779. The cubic root of 98749858 is about 462.2165517167.

It can be divided in two parts, 98 and 749858, that added together give a square (749956 = 866²).

The spelling of 98749858 in words is "ninety-eight million, seven hundred forty-nine thousand, eight hundred fifty-eight".