495859 has 8 divisors (see below), whose sum is σ = 610400. Its totient is φ = 392256.

The previous prime is 495851. The next prime is 495877. The reversal of 495859 is 958594.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 495859 - 2³ = 495851 is a prime.

It is a super-2 number, since 2×495859² = 491752295762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (495851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2634 + ... + 2815.

It is an arithmetic number, because the mean of its divisors is an integer number (76300).

2⁴⁹⁵⁸⁵⁹ is an apocalyptic number.

495859 is a deficient number, since it is larger than the sum of its proper divisors (114541).

495859 is a wasteful number, since it uses less digits than its factorization.

495859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5469.

The product of its digits is 64800, while the sum is 40.

The square root of 495859 is about 704.1725640779. The cubic root of 495859 is about 79.1503306398.

It can be divided in two parts, 49585 and 9, that added together give a palindrome (49594).

The spelling of 495859 in words is "four hundred ninety-five thousand, eight hundred fifty-nine".