250173 has 36 divisors (see below), whose sum is σ = 475488. Its totient is φ = 123120.

The previous prime is 250169. The next prime is 250199. The reversal of 250173 is 371052.

It is not a de Polignac number, because 250173 - 2² = 250169 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13158 + ... + 13176.

It is an arithmetic number, because the mean of its divisors is an integer number (13208).

2²⁵⁰¹⁷³ is an apocalyptic number.

It is an amenable number.

250173 is a deficient number, since it is larger than the sum of its proper divisors (225315).

250173 is a wasteful number, since it uses less digits than its factorization.

250173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 250173 is about 500.1729700814. The cubic root of 250173 is about 63.0105802336.

The spelling of 250173 in words is "two hundred fifty thousand, one hundred seventy-three".