67282273 has 2 divisors, whose sum is σ = 67282274. Its totient is φ = 67282272.

The previous prime is 67282253. The next prime is 67282297. The reversal of 67282273 is 37228276.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63250209 + 4032064 = 7953^2 + 2008^2 .

It is a cyclic number.

It is not a de Polignac number, because 67282273 - 2⁹ = 67281761 is a prime.

It is not a weakly prime, because it can be changed into another prime (67282223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33641136 + 33641137.

It is an arithmetic number, because the mean of its divisors is an integer number (33641137).

Almost surely, 2^67282273 is an apocalyptic number.

It is an amenable number.

67282273 is a deficient number, since it is larger than the sum of its proper divisors (1).

67282273 is an equidigital number, since it uses as much as digits as its factorization.

67282273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 37.

The square root of 67282273 is about 8202.5772169483. The cubic root of 67282273 is about 406.7243916833.

The spelling of 67282273 in words is "sixty-seven million, two hundred eighty-two thousand, two hundred seventy-three".