2731340223 has 8 divisors (see below), whose sum is σ = 4046430000. Its totient is φ = 1820893464.

The previous prime is 2731340221. The next prime is 2731340237. The reversal of 2731340223 is 3220431372.

It is not a de Polignac number, because 2731340223 - 2¹ = 2731340221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 101160749 = 2731340223 / (2 + 7 + 3 + 1 + 3 + 4 + 0 + 2 + 2 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2731340221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50580348 + ... + 50580401.

It is an arithmetic number, because the mean of its divisors is an integer number (505803750).

Almost surely, 2^2731340223 is an apocalyptic number.

2731340223 is a deficient number, since it is larger than the sum of its proper divisors (1315089777).

2731340223 is a wasteful number, since it uses less digits than its factorization.

2731340223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101160758 (or 101160752 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 2731340223 is about 52262.2255840679. The cubic root of 2731340223 is about 1397.8436571097.

Adding to 2731340223 its reverse (3220431372), we get a palindrome (5951771595).

The spelling of 2731340223 in words is "two billion, seven hundred thirty-one million, three hundred forty thousand, two hundred twenty-three".