268000273 has 2 divisors, whose sum is σ = 268000274. Its totient is φ = 268000272.

The previous prime is 268000259. The next prime is 268000283. The reversal of 268000273 is 372000862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261889489 + 6110784 = 16183^2 + 2472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268000273 is a prime.

268000273 is a modest number, since divided by 273 gives 268 as remainder.

It is not a weakly prime, because it can be changed into another prime (268000283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134000136 + 134000137.

It is an arithmetic number, because the mean of its divisors is an integer number (134000137).

Almost surely, 2^268000273 is an apocalyptic number.

It is an amenable number.

268000273 is a deficient number, since it is larger than the sum of its proper divisors (1).

268000273 is an equidigital number, since it uses as much as digits as its factorization.

268000273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 268000273 is about 16370.7138818074. The cubic root of 268000273 is about 644.7307916463.

The spelling of 268000273 in words is "two hundred sixty-eight million, two hundred seventy-three", and thus it is an aban number.