673404659 has 2 divisors, whose sum is σ = 673404660. Its totient is φ = 673404658.

The previous prime is 673404653. The next prime is 673404691. The reversal of 673404659 is 956404376.

673404659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673404659 - 2⁴ = 673404643 is a prime.

It is not a weakly prime, because it can be changed into another prime (673404653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336702329 + 336702330.

It is an arithmetic number, because the mean of its divisors is an integer number (336702330).

Almost surely, 2^673404659 is an apocalyptic number.

673404659 is a deficient number, since it is larger than the sum of its proper divisors (1).

673404659 is an equidigital number, since it uses as much as digits as its factorization.

673404659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 673404659 is about 25950.0415991959. The cubic root of 673404659 is about 876.5136940186.

The spelling of 673404659 in words is "six hundred seventy-three million, four hundred four thousand, six hundred fifty-nine".