2698712198 has 32 divisors (see below), whose sum is σ = 5000063040. Its totient is φ = 1063802880.

The previous prime is 2698712171. The next prime is 2698712213. The reversal of 2698712198 is 8912178962.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 15 ways as a sum of consecutive naturals, for example, 24758 + ... + 77526.

It is an arithmetic number, because the mean of its divisors is an integer number (156251970).

Almost surely, 2^2698712198 is an apocalyptic number.

2698712198 is a deficient number, since it is larger than the sum of its proper divisors (2301350842).

2698712198 is a wasteful number, since it uses less digits than its factorization.

2698712198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53072.

The product of its digits is 870912, while the sum is 53.

The square root of 2698712198 is about 51949.1308685718. The cubic root of 2698712198 is about 1392.2552279365.

The spelling of 2698712198 in words is "two billion, six hundred ninety-eight million, seven hundred twelve thousand, one hundred ninety-eight".