98597 has 2 divisors, whose sum is σ = 98598. Its totient is φ = 98596.

The previous prime is 98573. The next prime is 98621. The reversal of 98597 is 79589.

It is a Cunningham number, because it is equal to 314²+1.

It is a balanced prime because it is at equal distance from previous prime (98573) and next prime (98621).

It can be written as a sum of positive squares in only one way, i.e., 98596 + 1 = 314^2 + 1^2 .

It is an emirp because it is prime and its reverse (79589) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98597 - 2⁶ = 98533 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49298 + 49299.

It is an arithmetic number, because the mean of its divisors is an integer number (49299).

2⁹⁸⁵⁹⁷ is an apocalyptic number.

It is an amenable number.

98597 is a deficient number, since it is larger than the sum of its proper divisors (1).

98597 is an equidigital number, since it uses as much as digits as its factorization.

98597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 38.

The square root of 98597 is about 314.0015923527. The cubic root of 98597 is about 46.1977935392.

The spelling of 98597 in words is "ninety-eight thousand, five hundred ninety-seven".