538173 has 6 divisors (see below), whose sum is σ = 777374. Its totient is φ = 358776.

The previous prime is 538163. The next prime is 538199. The reversal of 538173 is 371835.

538173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 492804 + 45369 = 702^2 + 213^2 .

It is not a de Polignac number, because 538173 - 2⁴ = 538157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29890 + ... + 29907.

2⁵³⁸¹⁷³ is an apocalyptic number.

It is an amenable number.

538173 is a deficient number, since it is larger than the sum of its proper divisors (239201).

538173 is a wasteful number, since it uses less digits than its factorization.

538173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59803 (or 59800 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 538173 is about 733.6027535390. The cubic root of 538173 is about 81.3405869341.

The spelling of 538173 in words is "five hundred thirty-eight thousand, one hundred seventy-three".