98217998 has 8 divisors (see below), whose sum is σ = 147371592. Its totient is φ = 49094136.

The previous prime is 98217979. The next prime is 98218007. The reversal of 98217998 is 89971289.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×98217998² = 19293550262256008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4961 + ... + 14867.

It is an arithmetic number, because the mean of its divisors is an integer number (18421449).

Almost surely, 2^98217998 is an apocalyptic number.

98217998 is a deficient number, since it is larger than the sum of its proper divisors (49153594).

98217998 is a wasteful number, since it uses less digits than its factorization.

98217998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14866.

The product of its digits is 653184, while the sum is 53.

The square root of 98217998 is about 9910.4993819686. The cubic root of 98217998 is about 461.3852351801.

The spelling of 98217998 in words is "ninety-eight million, two hundred seventeen thousand, nine hundred ninety-eight".