173428712 has 8 divisors (see below), whose sum is σ = 325178850. Its totient is φ = 86714352.

The previous prime is 173428687. The next prime is 173428721. The reversal of 173428712 is 217824371.

It can be written as a sum of positive squares in only one way, i.e., 103103716 + 70324996 = 10154^2 + 8386^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10839287 + ... + 10839302.

Almost surely, 2^173428712 is an apocalyptic number.

It is an amenable number.

173428712 is a deficient number, since it is larger than the sum of its proper divisors (151750138).

173428712 is a wasteful number, since it uses less digits than its factorization.

173428712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21678595 (or 21678591 counting only the distinct ones).

The product of its digits is 18816, while the sum is 35.

The square root of 173428712 is about 13169.2335388207. The cubic root of 173428712 is about 557.6653569166.

The spelling of 173428712 in words is "one hundred seventy-three million, four hundred twenty-eight thousand, seven hundred twelve".