98537539 has 4 divisors (see below), whose sum is σ = 98589456. Its totient is φ = 98485624.

The previous prime is 98537489. The next prime is 98537557. The reversal of 98537539 is 93573589.

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 98537539 - 2⁹ = 98537027 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98537492 and 98537501.

It is not an unprimeable number, because it can be changed into a prime (98537599) 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, 22999 + ... + 26944.

It is an arithmetic number, because the mean of its divisors is an integer number (24647364).

Almost surely, 2^98537539 is an apocalyptic number.

98537539 is a deficient number, since it is larger than the sum of its proper divisors (51917).

98537539 is a wasteful number, since it uses less digits than its factorization.

98537539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51916.

The product of its digits is 1020600, while the sum is 49.

The square root of 98537539 is about 9926.6076279865. The cubic root of 98537539 is about 461.8850482047.

The spelling of 98537539 in words is "ninety-eight million, five hundred thirty-seven thousand, five hundred thirty-nine".