173389472 has 12 divisors (see below), whose sum is σ = 341360586. Its totient is φ = 86694720.

The previous prime is 173389471. The next prime is 173389483. The reversal of 173389472 is 274983371.

It can be written as a sum of positive squares in only one way, i.e., 173080336 + 309136 = 13156^2 + 556^2 .

It is not an unprimeable number, because it can be changed into a prime (173389471) by changing a digit.

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 as a sum of consecutive naturals, namely, 2709179 + ... + 2709242.

Almost surely, 2^173389472 is an apocalyptic number.

It is an amenable number.

173389472 is a deficient number, since it is larger than the sum of its proper divisors (167971114).

173389472 is an equidigital number, since it uses as much as digits as its factorization.

173389472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5418431 (or 5418423 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The square root of 173389472 is about 13167.7436184033. The cubic root of 173389472 is about 557.6232946018.

The spelling of 173389472 in words is "one hundred seventy-three million, three hundred eighty-nine thousand, four hundred seventy-two".