506289 has 8 divisors (see below), whose sum is σ = 771520. Its totient is φ = 289296.

The previous prime is 506281. The next prime is 506291. The reversal of 506289 is 982605.

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

It is not a de Polignac number, because 506289 - 2³ = 506281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506281) 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, 12034 + ... + 12075.

It is an arithmetic number, because the mean of its divisors is an integer number (96440).

2⁵⁰⁶²⁸⁹ is an apocalyptic number.

It is an amenable number.

506289 is a deficient number, since it is larger than the sum of its proper divisors (265231).

506289 is a wasteful number, since it uses less digits than its factorization.

506289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24119.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 506289 is about 711.5398794165. The cubic root of 506289 is about 79.7014392378.

It can be divided in two parts, 5062 and 89, that added together give a triangular number (5151 = T₁₀₁).

The spelling of 506289 in words is "five hundred six thousand, two hundred eighty-nine".