98899 has 2 divisors, whose sum is σ = 98900. Its totient is φ = 98898.

The previous prime is 98897. The next prime is 98909. The reversal of 98899 is 99889.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98899 - 2¹ = 98897 is a prime.

Together with 98897, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 9 + 8³ + 8⁵ + 9⁴ + 9⁵ .

It is not a weakly prime, because it can be changed into another prime (98893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49449 + 49450.

It is an arithmetic number, because the mean of its divisors is an integer number (49450).

2⁹⁸⁸⁹⁹ is an apocalyptic number.

98899 is a deficient number, since it is larger than the sum of its proper divisors (1).

98899 is an equidigital number, since it uses as much as digits as its factorization.

98899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 43.

The square root of 98899 is about 314.4821139588. The cubic root of 98899 is about 46.2449130027.

Subtracting 98899 from its reverse (99889), we obtain a triangular number (990 = T₄₄).

The spelling of 98899 in words is "ninety-eight thousand, eight hundred ninety-nine".