273673 has 4 divisors (see below), whose sum is σ = 283140. Its totient is φ = 264208.

The previous prime is 273653. The next prime is 273697. The reversal of 273673 is 376372.

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 149769 + 123904 = 387^2 + 352^2 .

It is a cyclic number.

It is not a de Polignac number, because 273673 - 2⁵ = 273641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (273613) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 4690 + ... + 4747.

It is an arithmetic number, because the mean of its divisors is an integer number (70785).

2²⁷³⁶⁷³ is an apocalyptic number.

It is an amenable number.

273673 is a deficient number, since it is larger than the sum of its proper divisors (9467).

273673 is an equidigital number, since it uses as much as digits as its factorization.

273673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9466.

The product of its digits is 5292, while the sum is 28.

The square root of 273673 is about 523.1376491900. The cubic root of 273673 is about 64.9248045622.

It can be divided in two parts, 2736 and 73, that added together give a square (2809 = 53²).

The spelling of 273673 in words is "two hundred seventy-three thousand, six hundred seventy-three".