98617855 has 16 divisors (see below), whose sum is σ = 135442944. Its totient is φ = 67525920.

The previous prime is 98617837. The next prime is 98617879. The reversal of 98617855 is 55871689.

It is not a de Polignac number, because 98617855 - 2¹¹ = 98615807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98617799 and 98617808.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 29310 + ... + 32500.

It is an arithmetic number, because the mean of its divisors is an integer number (8465184).

Almost surely, 2^98617855 is an apocalyptic number.

98617855 is a deficient number, since it is larger than the sum of its proper divisors (36825089).

98617855 is a wasteful number, since it uses less digits than its factorization.

98617855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086.

The product of its digits is 604800, while the sum is 49.

The square root of 98617855 is about 9930.6522947891. The cubic root of 98617855 is about 462.0105052489.

The spelling of 98617855 in words is "ninety-eight million, six hundred seventeen thousand, eight hundred fifty-five".