173473 has 2 divisors, whose sum is σ = 173474. Its totient is φ = 173472.

The previous prime is 173431. The next prime is 173483. The reversal of 173473 is 374371.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88209 + 85264 = 297^2 + 292^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173473 is a prime.

It is the 417-th Hogben number.

It is not a weakly prime, because it can be changed into another prime (173483) by changing a digit.

It is a nontrivial repunit in base 416.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86736 + 86737.

It is an arithmetic number, because the mean of its divisors is an integer number (86737).

2¹⁷³⁴⁷³ is an apocalyptic number.

It is an amenable number.

173473 is a deficient number, since it is larger than the sum of its proper divisors (1).

173473 is an equidigital number, since it uses as much as digits as its factorization.

173473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 25.

The square root of 173473 is about 416.5009003592. The cubic root of 173473 is about 55.7712822685.

It can be divided in two parts, 173 and 473, that added together give a palindrome (646).

The spelling of 173473 in words is "one hundred seventy-three thousand, four hundred seventy-three", and thus it is an iban number.