273399 has 16 divisors (see below), whose sum is σ = 427008. Its totient is φ = 152352.

The previous prime is 273367. The next prime is 273433. The reversal of 273399 is 993372.

It is not a de Polignac number, because 273399 - 2⁵ = 273367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849 + ... + 1125.

It is an arithmetic number, because the mean of its divisors is an integer number (26688).

2²⁷³³⁹⁹ is an apocalyptic number.

273399 is a deficient number, since it is larger than the sum of its proper divisors (153609).

273399 is a wasteful number, since it uses less digits than its factorization.

273399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334.

The product of its digits is 10206, while the sum is 33.

The square root of 273399 is about 522.8757022467. The cubic root of 273399 is about 64.9031298669.

It can be divided in two parts, 27339 and 9, that multiplied together give a triangular number (246051 = T₇₀₁).

The spelling of 273399 in words is "two hundred seventy-three thousand, three hundred ninety-nine".