2198899118 has 8 divisors (see below), whose sum is σ = 3552067848. Its totient is φ = 1014876504.

The previous prime is 2198899097. The next prime is 2198899121. The reversal of 2198899118 is 8119988912.

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

It is a super-2 number, since 2×2198899118² = 9670314662282355848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42286496 + ... + 42286547.

It is an arithmetic number, because the mean of its divisors is an integer number (444008481).

Almost surely, 2^2198899118 is an apocalyptic number.

2198899118 is a deficient number, since it is larger than the sum of its proper divisors (1353168730).

2198899118 is a wasteful number, since it uses less digits than its factorization.

2198899118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84573058.

The product of its digits is 746496, while the sum is 56.

The square root of 2198899118 is about 46892.4206882093. The cubic root of 2198899118 is about 1300.3744716084.

The spelling of 2198899118 in words is "two billion, one hundred ninety-eight million, eight hundred ninety-nine thousand, one hundred eighteen".