2198349194 has 8 divisors (see below), whose sum is σ = 3346740768. Its totient is φ = 1082768940.

The previous prime is 2198349187. The next prime is 2198349239. The reversal of 2198349194 is 4919438912.

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

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, 8202662 + ... + 8202929.

It is an arithmetic number, because the mean of its divisors is an integer number (418342596).

Almost surely, 2^2198349194 is an apocalyptic number.

2198349194 is a deficient number, since it is larger than the sum of its proper divisors (1148391574).

2198349194 is a wasteful number, since it uses less digits than its factorization.

2198349194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16405660.

The product of its digits is 559872, while the sum is 50.

The square root of 2198349194 is about 46886.5566447356. The cubic root of 2198349194 is about 1300.2660587595.

The spelling of 2198349194 in words is "two billion, one hundred ninety-eight million, three hundred forty-nine thousand, one hundred ninety-four".