273705 has 16 divisors (see below), whose sum is σ = 445824. Its totient is φ = 143360.

The previous prime is 273697. The next prime is 273709. The reversal of 273705 is 507372.

It is not a de Polignac number, because 273705 - 2³ = 273697 is a prime.

It is a Curzon number.

It is a plaindrome in base 12.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (273709) 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, 937 + ... + 1193.

It is an arithmetic number, because the mean of its divisors is an integer number (27864).

2²⁷³⁷⁰⁵ is an apocalyptic number.

It is an amenable number.

273705 is a deficient number, since it is larger than the sum of its proper divisors (172119).

273705 is a wasteful number, since it uses less digits than its factorization.

273705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 1470, while the sum is 24.

The square root of 273705 is about 523.1682329806. The cubic root of 273705 is about 64.9273349699.

The spelling of 273705 in words is "two hundred seventy-three thousand, seven hundred five".