500261 has 8 divisors (see below), whose sum is σ = 520800. Its totient is φ = 480240.

The previous prime is 500257. The next prime is 500287. The reversal of 500261 is 162005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 500261 - 2² = 500257 is a prime.

It is a super-2 number, since 2×500261² = 500522136242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3530 + ... + 3668.

It is an arithmetic number, because the mean of its divisors is an integer number (65100).

2⁵⁰⁰²⁶¹ is an apocalyptic number.

It is an amenable number.

500261 is a deficient number, since it is larger than the sum of its proper divisors (20539).

500261 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 12 representation: 500261 = (201605)₁₂.

500261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 500261 is about 707.2913119783. The cubic root of 500261 is about 79.3838605853.

Adding to 500261 its reverse (162005), we get a palindrome (662266).

The spelling of 500261 in words is "five hundred thousand, two hundred sixty-one".