173423443 has 8 divisors (see below), whose sum is σ = 183945168. Its totient is φ = 162937344.

The previous prime is 173423441. The next prime is 173423461. The reversal of 173423443 is 344324371.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 173423443 - 2¹ = 173423441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (173423441) 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, 1480 + ... + 18682.

It is an arithmetic number, because the mean of its divisors is an integer number (22993146).

Almost surely, 2^173423443 is an apocalyptic number.

173423443 is a deficient number, since it is larger than the sum of its proper divisors (10521725).

173423443 is a wasteful number, since it uses less digits than its factorization.

173423443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17813.

The product of its digits is 24192, while the sum is 31.

The square root of 173423443 is about 13169.0334876938. The cubic root of 173423443 is about 557.6597093155.

The spelling of 173423443 in words is "one hundred seventy-three million, four hundred twenty-three thousand, four hundred forty-three".