2731892273 has 4 divisors (see below), whose sum is σ = 2980246128. Its totient is φ = 2483538420.

The previous prime is 2731892243. The next prime is 2731892341. The reversal of 2731892273 is 3722981372.

2731892273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2731892273 - 2¹⁰ = 2731891249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2731892243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124176911 + ... + 124176932.

It is an arithmetic number, because the mean of its divisors is an integer number (745061532).

Almost surely, 2^2731892273 is an apocalyptic number.

It is an amenable number.

2731892273 is a deficient number, since it is larger than the sum of its proper divisors (248353855).

2731892273 is a wasteful number, since it uses less digits than its factorization.

2731892273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248353854.

The product of its digits is 254016, while the sum is 44.

The square root of 2731892273 is about 52267.5068565548. The cubic root of 2731892273 is about 1397.9378267046.

The spelling of 2731892273 in words is "two billion, seven hundred thirty-one million, eight hundred ninety-two thousand, two hundred seventy-three".