273704 has 8 divisors (see below), whose sum is σ = 513210. Its totient is φ = 136848.

The previous prime is 273697. The next prime is 273709. The reversal of 273704 is 407372.

It can be written as a sum of positive squares in only one way, i.e., 184900 + 88804 = 430^2 + 298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 12.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 273704.

It is not an unprimeable number, because it can be changed into a prime (273709) by changing a digit.

273704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17099 + ... + 17114.

2²⁷³⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

273704 is a deficient number, since it is larger than the sum of its proper divisors (239506).

273704 is a wasteful number, since it uses less digits than its factorization.

273704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34219 (or 34215 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 273704 is about 523.1672772642. The cubic root of 273704 is about 64.9272558976.

The spelling of 273704 in words is "two hundred seventy-three thousand, seven hundred four", and thus it is an iban number.