673430923 has 8 divisors (see below), whose sum is σ = 736101360. Its totient is φ = 611002080.

The previous prime is 673430917. The next prime is 673430941. The reversal of 673430923 is 329034376.

673430923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673430923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673430903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54540 + ... + 65737.

It is an arithmetic number, because the mean of its divisors is an integer number (92012670).

Almost surely, 2^673430923 is an apocalyptic number.

673430923 is a deficient number, since it is larger than the sum of its proper divisors (62670437).

673430923 is a wasteful number, since it uses less digits than its factorization.

673430923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120797.

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 673430923 is about 25950.5476435469. The cubic root of 673430923 is about 876.5250890771.

The spelling of 673430923 in words is "six hundred seventy-three million, four hundred thirty thousand, nine hundred twenty-three".