273365 has 4 divisors (see below), whose sum is σ = 328044. Its totient is φ = 218688.

The previous prime is 273359. The next prime is 273367. The reversal of 273365 is 563372.

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

It can be written as a sum of positive squares in 2 ways, for example, as 64516 + 208849 = 254^2 + 457^2 .

It is a cyclic number.

It is not a de Polignac number, because 273365 - 2⁴ = 273349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 273365.

It is not an unprimeable number, because it can be changed into a prime (273367) 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, 27332 + ... + 27341.

It is an arithmetic number, because the mean of its divisors is an integer number (82011).

2²⁷³³⁶⁵ is an apocalyptic number.

It is an amenable number.

273365 is a deficient number, since it is larger than the sum of its proper divisors (54679).

273365 is an equidigital number, since it uses as much as digits as its factorization.

273365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54678.

The product of its digits is 3780, while the sum is 26.

The square root of 273365 is about 522.8431887287. The cubic root of 273365 is about 64.9004392964.

The spelling of 273365 in words is "two hundred seventy-three thousand, three hundred sixty-five".