501273 has 6 divisors (see below), whose sum is σ = 724074. Its totient is φ = 334176.

The previous prime is 501271. The next prime is 501287. The reversal of 501273 is 372105.

It can be written as a sum of positive squares in only one way, i.e., 501264 + 9 = 708^2 + 3^2 .

It is not a de Polignac number, because 501273 - 2¹ = 501271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (501271) 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, 27840 + ... + 27857.

It is an arithmetic number, because the mean of its divisors is an integer number (120679).

2⁵⁰¹²⁷³ is an apocalyptic number.

It is an amenable number.

501273 is a deficient number, since it is larger than the sum of its proper divisors (222801).

501273 is a wasteful number, since it uses less digits than its factorization.

501273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55703 (or 55700 counting only the distinct ones).

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

The square root of 501273 is about 708.0063559037. The cubic root of 501273 is about 79.4373542320.

Adding to 501273 its reverse (372105), we get a palindrome (873378).

The spelling of 501273 in words is "five hundred one thousand, two hundred seventy-three".