2098636218 has 24 divisors (see below), whose sum is σ = 5196623328. Its totient is φ = 599610312.

The previous prime is 2098636201. The next prime is 2098636229. The reversal of 2098636218 is 8126368902.

2098636218 is a `hidden beast` number, since 2 + 0 + 9 + 8 + 636 + 2 + 1 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8327796 + ... + 8328047.

It is an arithmetic number, because the mean of its divisors is an integer number (216525972).

Almost surely, 2^2098636218 is an apocalyptic number.

2098636218 is an abundant number, since it is smaller than the sum of its proper divisors (3097987110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2098636218 is a wasteful number, since it uses less digits than its factorization.

2098636218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16655858 (or 16655855 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 2098636218 is about 45810.8744513789. The cubic root of 2098636218 is about 1280.3018937166.

The spelling of 2098636218 in words is "two billion, ninety-eight million, six hundred thirty-six thousand, two hundred eighteen".