673337017 has 2 divisors, whose sum is σ = 673337018. Its totient is φ = 673337016.

The previous prime is 673337009. The next prime is 673337023. The reversal of 673337017 is 710733376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 337861161 + 335475856 = 18381^2 + 18316^2 .

It is a cyclic number.

It is not a de Polignac number, because 673337017 - 2³ = 673337009 is a prime.

It is not a weakly prime, because it can be changed into another prime (673337317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336668508 + 336668509.

It is an arithmetic number, because the mean of its divisors is an integer number (336668509).

Almost surely, 2^673337017 is an apocalyptic number.

It is an amenable number.

673337017 is a deficient number, since it is larger than the sum of its proper divisors (1).

673337017 is an equidigital number, since it uses as much as digits as its factorization.

673337017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55566, while the sum is 37.

The square root of 673337017 is about 25948.7382544894. The cubic root of 673337017 is about 876.4843450857.

The spelling of 673337017 in words is "six hundred seventy-three million, three hundred thirty-seven thousand, seventeen".