673966607 has 4 divisors (see below), whose sum is σ = 674735976. Its totient is φ = 673197240.

The previous prime is 673966591. The next prime is 673966609. The reversal of 673966607 is 706669376.

673966607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 673966607 - 2⁴ = 673966591 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673966609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383369 + ... + 385122.

It is an arithmetic number, because the mean of its divisors is an integer number (168683994).

Almost surely, 2^673966607 is an apocalyptic number.

673966607 is a deficient number, since it is larger than the sum of its proper divisors (769369).

673966607 is an equidigital number, since it uses as much as digits as its factorization.

673966607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769368.

The product of its (nonzero) digits is 1714608, while the sum is 50.

The square root of 673966607 is about 25960.8668383781. The cubic root of 673966607 is about 876.7574395703.

The spelling of 673966607 in words is "six hundred seventy-three million, nine hundred sixty-six thousand, six hundred seven".