98887 has 2 divisors, whose sum is σ = 98888. Its totient is φ = 98886.

The previous prime is 98873. The next prime is 98893. The reversal of 98887 is 78889.

It is a strong prime.

It is an emirp because it is prime and its reverse (78889) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98887 is a prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98807) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49443 + 49444.

It is an arithmetic number, because the mean of its divisors is an integer number (49444).

2⁹⁸⁸⁸⁷ is an apocalyptic number.

98887 is a deficient number, since it is larger than the sum of its proper divisors (1).

98887 is an equidigital number, since it uses as much as digits as its factorization.

98887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 40.

The square root of 98887 is about 314.4630343936. The cubic root of 98887 is about 46.2430425376.

The spelling of 98887 in words is "ninety-eight thousand, eight hundred eighty-seven".