273871 has 4 divisors (see below), whose sum is σ = 294952. Its totient is φ = 252792.

The previous prime is 273857. The next prime is 273881. The reversal of 273871 is 178372.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 273871 - 2⁹ = 273359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10521 + ... + 10546.

It is an arithmetic number, because the mean of its divisors is an integer number (73738).

2²⁷³⁸⁷¹ is an apocalyptic number.

273871 is a deficient number, since it is larger than the sum of its proper divisors (21081).

273871 is a wasteful number, since it uses less digits than its factorization.

273871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21080.

The product of its digits is 2352, while the sum is 28.

The square root of 273871 is about 523.3268577094. The cubic root of 273871 is about 64.9404582954.

It can be divided in two parts, 2738 and 71, that added together give a square (2809 = 53²).

The spelling of 273871 in words is "two hundred seventy-three thousand, eight hundred seventy-one".