2731340194 has 16 divisors (see below), whose sum is σ = 4470616800. Its totient is φ = 1241198560.

The previous prime is 2731340191. The next prime is 2731340221. The reversal of 2731340194 is 4910431372.

It is not an unprimeable number, because it can be changed into a prime (2731340191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85782 + ... + 113230.

It is an arithmetic number, because the mean of its divisors is an integer number (279413550).

Almost surely, 2^2731340194 is an apocalyptic number.

2731340194 is a deficient number, since it is larger than the sum of its proper divisors (1739276606).

2731340194 is a wasteful number, since it uses less digits than its factorization.

2731340194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31985.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 2731340194 is about 52262.2253066208. The cubic root of 2731340194 is about 1397.8436521625.

The spelling of 2731340194 in words is "two billion, seven hundred thirty-one million, three hundred forty thousand, one hundred ninety-four".