173424172 has 36 divisors (see below), whose sum is σ = 326723320. Its totient is φ = 80322624.

The previous prime is 173424169. The next prime is 173424179. The reversal of 173424172 is 271424371.

173424172 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (173424179) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167368 + ... + 168400.

Almost surely, 2^173424172 is an apocalyptic number.

It is an amenable number.

173424172 is a deficient number, since it is larger than the sum of its proper divisors (153299148).

173424172 is a wasteful number, since it uses less digits than its factorization.

173424172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150 (or 1101 counting only the distinct ones).

The product of its digits is 9408, while the sum is 31.

The square root of 173424172 is about 13169.0611662335. The cubic root of 173424172 is about 557.6604907042.

The spelling of 173424172 in words is "one hundred seventy-three million, four hundred twenty-four thousand, one hundred seventy-two".