506411 has 4 divisors (see below), whose sum is σ = 518232. Its totient is φ = 494592.

The previous prime is 506393. The next prime is 506417. The reversal of 506411 is 114605.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114605 = 5 ⋅22921.

It is a cyclic number.

It is not a de Polignac number, because 506411 - 2⁶ = 506347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 506411.

It is not an unprimeable number, because it can be changed into a prime (506417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5846 + ... + 5931.

It is an arithmetic number, because the mean of its divisors is an integer number (129558).

2⁵⁰⁶⁴¹¹ is an apocalyptic number.

506411 is a deficient number, since it is larger than the sum of its proper divisors (11821).

506411 is a wasteful number, since it uses less digits than its factorization.

506411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11820.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 506411 is about 711.6256038114. The cubic root of 506411 is about 79.7078405848.

The spelling of 506411 in words is "five hundred six thousand, four hundred eleven".