506995 has 4 divisors (see below), whose sum is σ = 608400. Its totient is φ = 405592.

The previous prime is 506993. The next prime is 506999. The reversal of 506995 is 599605.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 599605 = 5 ⋅119921.

It is a cyclic number.

It is not a de Polignac number, because 506995 - 2¹ = 506993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506995.

It is not an unprimeable number, because it can be changed into a prime (506993) 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 3 ways as a sum of consecutive naturals, for example, 50695 + ... + 50704.

It is an arithmetic number, because the mean of its divisors is an integer number (152100).

2⁵⁰⁶⁹⁹⁵ is an apocalyptic number.

506995 is a deficient number, since it is larger than the sum of its proper divisors (101405).

506995 is a wasteful number, since it uses less digits than its factorization.

506995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101404.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 506995 is about 712.0358137060. The cubic root of 506995 is about 79.7384688667.

The spelling of 506995 in words is "five hundred six thousand, nine hundred ninety-five".