673273 has 2 divisors, whose sum is σ = 673274. Its totient is φ = 673272.

The previous prime is 673271. The next prime is 673291. The reversal of 673273 is 372376.

673273 is nontrivially palindromic in base 15.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522729 + 150544 = 723^2 + 388^2 .

It is a cyclic number.

It is not a de Polignac number, because 673273 - 2¹ = 673271 is a prime.

Together with 673271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (673271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336636 + 336637.

It is an arithmetic number, because the mean of its divisors is an integer number (336637).

2⁶⁷³²⁷³ is an apocalyptic number.

It is an amenable number.

673273 is a deficient number, since it is larger than the sum of its proper divisors (1).

673273 is an equidigital number, since it uses as much as digits as its factorization.

673273 is an odious number, because the sum of its binary digits is odd.

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

The square root of 673273 is about 820.5321444039. The cubic root of 673273 is about 87.6456567180.

It can be divided in two parts, 673 and 273, that added together give a triangular number (946 = T₄₃).

The spelling of 673273 in words is "six hundred seventy-three thousand, two hundred seventy-three".