98539843 has 8 divisors (see below), whose sum is σ = 105604128. Its totient is φ = 91707264.

The previous prime is 98539829. The next prime is 98539849. The reversal of 98539843 is 34893589.

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

It is a cyclic number.

It is not a de Polignac number, because 98539843 - 2²¹ = 96442691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98539849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57046 + ... + 58747.

It is an arithmetic number, because the mean of its divisors is an integer number (13200516).

Almost surely, 2^98539843 is an apocalyptic number.

98539843 is a deficient number, since it is larger than the sum of its proper divisors (7064285).

98539843 is a wasteful number, since it uses less digits than its factorization.

98539843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115853.

The product of its digits is 933120, while the sum is 49.

The square root of 98539843 is about 9926.7236790393. The cubic root of 98539843 is about 461.8886481013. Note that the first 3 decimals are identical.

The spelling of 98539843 in words is "ninety-eight million, five hundred thirty-nine thousand, eight hundred forty-three".