273373 has 4 divisors (see below), whose sum is σ = 274428. Its totient is φ = 272320.

The previous prime is 273367. The next prime is 273433. The reversal of 273373 is 373372.

It is a happy number.

273373 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 127449 + 145924 = 357^2 + 382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273373 is a prime.

It is a Duffinian number.

273373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273313) 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, 165 + ... + 757.

It is an arithmetic number, because the mean of its divisors is an integer number (68607).

2²⁷³³⁷³ is an apocalyptic number.

It is an amenable number.

273373 is a deficient number, since it is larger than the sum of its proper divisors (1055).

273373 is an equidigital number, since it uses as much as digits as its factorization.

273373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054.

The product of its digits is 2646, while the sum is 25.

The square root of 273373 is about 522.8508391501. The cubic root of 273373 is about 64.9010723919.

Subtracting 273373 from its reverse (373372), we obtain a palindrome (99999).

It can be divided in two parts, 273 and 373, that added together give a palindrome (646).

The spelling of 273373 in words is "two hundred seventy-three thousand, three hundred seventy-three", and thus it is an iban number.