98539858 has 8 divisors (see below), whose sum is σ = 148636080. Its totient is φ = 48994500.

The previous prime is 98539849. The next prime is 98539873. The reversal of 98539858 is 85893589.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×98539858⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 98539799 and 98539808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137268 + ... + 137983.

It is an arithmetic number, because the mean of its divisors is an integer number (18579510).

Almost surely, 2^98539858 is an apocalyptic number.

98539858 is a deficient number, since it is larger than the sum of its proper divisors (50096222).

98539858 is a wasteful number, since it uses less digits than its factorization.

98539858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275432.

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

The square root of 98539858 is about 9926.7244345756. The cubic root of 98539858 is about 461.8886715380. Note that the first 3 decimals are identical.

The spelling of 98539858 in words is "ninety-eight million, five hundred thirty-nine thousand, eight hundred fifty-eight".