673217327 has 2 divisors, whose sum is σ = 673217328. Its totient is φ = 673217326.

The previous prime is 673217309. The next prime is 673217333. The reversal of 673217327 is 723712376.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 673217327 - 2¹² = 673213231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673217227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336608663 + 336608664.

It is an arithmetic number, because the mean of its divisors is an integer number (336608664).

Almost surely, 2^673217327 is an apocalyptic number.

673217327 is a deficient number, since it is larger than the sum of its proper divisors (1).

673217327 is an equidigital number, since it uses as much as digits as its factorization.

673217327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 74088, while the sum is 38.

The square root of 673217327 is about 25946.4318741518. The cubic root of 673217327 is about 876.4324084254.

The spelling of 673217327 in words is "six hundred seventy-three million, two hundred seventeen thousand, three hundred twenty-seven".