326867273 has 2 divisors, whose sum is σ = 326867274. Its totient is φ = 326867272.

The previous prime is 326867267. The next prime is 326867327. The reversal of 326867273 is 372768623.

Together with next prime (326867327) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296803984 + 30063289 = 17228^2 + 5483^2 .

It is an emirp because it is prime and its reverse (372768623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 326867273 - 2⁸ = 326867017 is a prime.

It is not a weakly prime, because it can be changed into another prime (326867243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163433636 + 163433637.

It is an arithmetic number, because the mean of its divisors is an integer number (163433637).

Almost surely, 2^326867273 is an apocalyptic number.

It is an amenable number.

326867273 is a deficient number, since it is larger than the sum of its proper divisors (1).

326867273 is an equidigital number, since it uses as much as digits as its factorization.

326867273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 44.

The square root of 326867273 is about 18079.4710376161. The cubic root of 326867273 is about 688.8486526168.

The spelling of 326867273 in words is "three hundred twenty-six million, eight hundred sixty-seven thousand, two hundred seventy-three".