6722273 has 2 divisors, whose sum is σ = 6722274. Its totient is φ = 6722272.

The previous prime is 6722263. The next prime is 6722291. The reversal of 6722273 is 3722276.

6722273 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3564544 + 3157729 = 1888^2 + 1777^2 .

It is a cyclic number.

It is not a de Polignac number, because 6722273 - 2¹⁶ = 6656737 is a prime.

It is a d-powerful number, because it can be written as 6⁸ + 7 + 2¹⁰ + 2¹² + 2²² + 7⁷ + 3⁹ .

It is not a weakly prime, because it can be changed into another prime (6722263) 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, 3361136 + 3361137.

It is an arithmetic number, because the mean of its divisors is an integer number (3361137).

Almost surely, 2^6722273 is an apocalyptic number.

It is an amenable number.

6722273 is a deficient number, since it is larger than the sum of its proper divisors (1).

6722273 is an equidigital number, since it uses as much as digits as its factorization.

6722273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 29.

The square root of 6722273 is about 2592.7346566897. The cubic root of 6722273 is about 188.7290332397.

The spelling of 6722273 in words is "six million, seven hundred twenty-two thousand, two hundred seventy-three".