98939 has 2 divisors, whose sum is σ = 98940. Its totient is φ = 98938.

The previous prime is 98929. The next prime is 98947. The reversal of 98939 is 93989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98939 - 2¹⁶ = 33403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49469 + 49470.

It is an arithmetic number, because the mean of its divisors is an integer number (49470).

2⁹⁸⁹³⁹ is an apocalyptic number.

98939 is a deficient number, since it is larger than the sum of its proper divisors (1).

98939 is an equidigital number, since it uses as much as digits as its factorization.

98939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 38.

The square root of 98939 is about 314.5457041512. The cubic root of 98939 is about 46.2511467941.

Subtracting from 98939 its reverse (93989), we obtain a triangular number (4950 = T₉₉).

The spelling of 98939 in words is "ninety-eight thousand, nine hundred thirty-nine".