506695 has 16 divisors (see below), whose sum is σ = 718848. Its totient is φ = 335520.

The previous prime is 506689. The next prime is 506699. The reversal of 506695 is 596605.

It is a happy number.

It is not a de Polignac number, because 506695 - 2³ = 506687 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

506695 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506699) 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 15 ways as a sum of consecutive naturals, for example, 852 + ... + 1318.

It is an arithmetic number, because the mean of its divisors is an integer number (44928).

2⁵⁰⁶⁶⁹⁵ is an apocalyptic number.

506695 is a deficient number, since it is larger than the sum of its proper divisors (212153).

506695 is a wasteful number, since it uses less digits than its factorization.

506695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 506695 is about 711.8251189723. The cubic root of 506695 is about 79.7227380998.

The spelling of 506695 in words is "five hundred six thousand, six hundred ninety-five".