273946 has 4 divisors (see below), whose sum is σ = 410922. Its totient is φ = 136972.

The previous prime is 273943. The next prime is 273967. The reversal of 273946 is 649372.

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

It can be written as a sum of positive squares in only one way, i.e., 192721 + 81225 = 439^2 + 285^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (273941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68485 + ... + 68488.

2²⁷³⁹⁴⁶ is an apocalyptic number.

273946 is a deficient number, since it is larger than the sum of its proper divisors (136976).

273946 is a wasteful number, since it uses less digits than its factorization.

273946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136975.

The product of its digits is 9072, while the sum is 31.

The square root of 273946 is about 523.3985097419. The cubic root of 273946 is about 64.9463857696.

The spelling of 273946 in words is "two hundred seventy-three thousand, nine hundred forty-six".