495917 has 4 divisors (see below), whose sum is σ = 497340. Its totient is φ = 494496.

The previous prime is 495899. The next prime is 495923. The reversal of 495917 is 719594.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 175561 + 320356 = 419^2 + 566^2 .

It is a cyclic number.

It is not a de Polignac number, because 495917 - 2¹⁴ = 479533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 495917.

It is not an unprimeable number, because it can be changed into a prime (495947) 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, 209 + ... + 1017.

It is an arithmetic number, because the mean of its divisors is an integer number (124335).

2⁴⁹⁵⁹¹⁷ is an apocalyptic number.

It is an amenable number.

495917 is a deficient number, since it is larger than the sum of its proper divisors (1423).

495917 is an equidigital number, since it uses as much as digits as its factorization.

495917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422.

The product of its digits is 11340, while the sum is 35.

The square root of 495917 is about 704.2137459607. The cubic root of 495917 is about 79.1534165575.

The spelling of 495917 in words is "four hundred ninety-five thousand, nine hundred seventeen".