98218605 has 16 divisors (see below), whose sum is σ = 166394304. Its totient is φ = 49301760.

The previous prime is 98218597. The next prime is 98218607. The reversal of 98218605 is 50681289.

It is not a de Polignac number, because 98218605 - 2³ = 98218597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98218607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192331 + ... + 192840.

It is an arithmetic number, because the mean of its divisors is an integer number (10399644).

Almost surely, 2^98218605 is an apocalyptic number.

It is an amenable number.

98218605 is a deficient number, since it is larger than the sum of its proper divisors (68175699).

98218605 is a wasteful number, since it uses less digits than its factorization.

98218605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385196.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 98218605 is about 9910.5300060088. The cubic root of 98218605 is about 461.3861856517.

The spelling of 98218605 in words is "ninety-eight million, two hundred eighteen thousand, six hundred five".