173475242 has 16 divisors (see below), whose sum is σ = 276416712. Its totient is φ = 81369600.

The previous prime is 173475233. The next prime is 173475271. The reversal of 173475242 is 242574371.

173475242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 13171²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 145902241 + 27573001 = 12079^2 + 5251^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2492 + ... + 18792.

Almost surely, 2^173475242 is an apocalyptic number.

173475242 is a deficient number, since it is larger than the sum of its proper divisors (102941470).

173475242 is a wasteful number, since it uses less digits than its factorization.

173475242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16633.

The product of its digits is 47040, while the sum is 35.

The square root of 173475242 is about 13171.0000379622. Note that the first 4 decimals coincide. The cubic root of 173475242 is about 557.7152253390.

The spelling of 173475242 in words is "one hundred seventy-three million, four hundred seventy-five thousand, two hundred forty-two".