273361 has 4 divisors (see below), whose sum is σ = 298224. Its totient is φ = 248500.

The previous prime is 273359. The next prime is 273367. The reversal of 273361 is 163372.

273361 = T₅₆ + T₅₇ + ... + T₁₂₁.

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 a cyclic number.

It is not a de Polignac number, because 273361 - 2¹ = 273359 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

273361 is a lucky number.

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, 12415 + ... + 12436.

It is an arithmetic number, because the mean of its divisors is an integer number (74556).

2²⁷³³⁶¹ is an apocalyptic number.

It is an amenable number.

273361 is a deficient number, since it is larger than the sum of its proper divisors (24863).

273361 is a wasteful number, since it uses less digits than its factorization.

273361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24862.

The product of its digits is 756, while the sum is 22.

The square root of 273361 is about 522.8393634760. The cubic root of 273361 is about 64.9001227440.

The spelling of 273361 in words is "two hundred seventy-three thousand, three hundred sixty-one".