673444679 has 2 divisors, whose sum is σ = 673444680. Its totient is φ = 673444678.

The previous prime is 673444661. The next prime is 673444741. The reversal of 673444679 is 976444376.

673444679 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 673444679 - 2¹² = 673440583 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673444649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336722339 + 336722340.

It is an arithmetic number, because the mean of its divisors is an integer number (336722340).

Almost surely, 2^673444679 is an apocalyptic number.

673444679 is a deficient number, since it is larger than the sum of its proper divisors (1).

673444679 is an equidigital number, since it uses as much as digits as its factorization.

673444679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 50.

The square root of 673444679 is about 25950.8126847696. The cubic root of 673444679 is about 876.5310572205.

The spelling of 673444679 in words is "six hundred seventy-three million, four hundred forty-four thousand, six hundred seventy-nine".