506697 has 4 divisors (see below), whose sum is σ = 675600. Its totient is φ = 337796.

The previous prime is 506689. The next prime is 506699. The reversal of 506697 is 796605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 506697 - 2³ = 506689 is a prime.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 506697.

It is not an unprimeable number, because it can be changed into a prime (506699) 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, 84447 + ... + 84452.

It is an arithmetic number, because the mean of its divisors is an integer number (168900).

2⁵⁰⁶⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

506697 is a deficient number, since it is larger than the sum of its proper divisors (168903).

506697 is a wasteful number, since it uses less digits than its factorization.

506697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168902.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 506697 is about 711.8265238104. The cubic root of 506697 is about 79.7228429921.

The spelling of 506697 in words is "five hundred six thousand, six hundred ninety-seven".