98817259 has 2 divisors, whose sum is σ = 98817260. Its totient is φ = 98817258.

The previous prime is 98817241. The next prime is 98817287. The reversal of 98817259 is 95271889.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98817259 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98817659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49408629 + 49408630.

It is an arithmetic number, because the mean of its divisors is an integer number (49408630).

Almost surely, 2^98817259 is an apocalyptic number.

98817259 is a deficient number, since it is larger than the sum of its proper divisors (1).

98817259 is an equidigital number, since it uses as much as digits as its factorization.

98817259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 49.

The square root of 98817259 is about 9940.6870486903. The cubic root of 98817259 is about 462.3216886528.

The spelling of 98817259 in words is "ninety-eight million, eight hundred seventeen thousand, two hundred fifty-nine".