98287879 has 2 divisors, whose sum is σ = 98287880. Its totient is φ = 98287878.

The previous prime is 98287877. The next prime is 98287883. The reversal of 98287879 is 97878289.

It is a weak prime.

It is an emirp because it is prime and its reverse (97878289) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98287879 - 2¹ = 98287877 is a prime.

Together with 98287877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98287877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49143939 + 49143940.

It is an arithmetic number, because the mean of its divisors is an integer number (49143940).

Almost surely, 2^98287879 is an apocalyptic number.

98287879 is a deficient number, since it is larger than the sum of its proper divisors (1).

98287879 is an equidigital number, since it uses as much as digits as its factorization.

98287879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4064256, while the sum is 58.

The square root of 98287879 is about 9914.0243594617. The cubic root of 98287879 is about 461.4946327063.

The spelling of 98287879 in words is "ninety-eight million, two hundred eighty-seven thousand, eight hundred seventy-nine".