2773273 has 2 divisors, whose sum is σ = 2773274. Its totient is φ = 2773272.

The previous prime is 2773249. The next prime is 2773289. The reversal of 2773273 is 3723772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1708249 + 1065024 = 1307^2 + 1032^2 .

It is a cyclic number.

It is not a de Polignac number, because 2773273 - 2⁹ = 2772761 is a prime.

2773273 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2773213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1386636 + 1386637.

It is an arithmetic number, because the mean of its divisors is an integer number (1386637).

2^2773273 is an apocalyptic number.

It is an amenable number.

2773273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2773273 is an equidigital number, since it uses as much as digits as its factorization.

2773273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12348, while the sum is 31.

The square root of 2773273 is about 1665.3146849770. The cubic root of 2773273 is about 140.4960802341.

The spelling of 2773273 in words is "two million, seven hundred seventy-three thousand, two hundred seventy-three".