250873 has 4 divisors (see below), whose sum is σ = 286720. Its totient is φ = 215028.

The previous prime is 250871. The next prime is 250889. The reversal of 250873 is 378052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 250873 - 2¹ = 250871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (250871) 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 in 3 ways as a sum of consecutive naturals, for example, 17913 + ... + 17926.

It is an arithmetic number, because the mean of its divisors is an integer number (71680).

2²⁵⁰⁸⁷³ is an apocalyptic number.

It is an amenable number.

250873 is a deficient number, since it is larger than the sum of its proper divisors (35847).

250873 is an equidigital number, since it uses as much as digits as its factorization.

250873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35846.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 250873 is about 500.8722391988. The cubic root of 250873 is about 63.0692947119.

The spelling of 250873 in words is "two hundred fifty thousand, eight hundred seventy-three".