499895 has 16 divisors (see below), whose sum is σ = 669600. Its totient is φ = 355200.

The previous prime is 499883. The next prime is 499897. The reversal of 499895 is 598994.

It is not a de Polignac number, because 499895 - 2⁴ = 499879 is a prime.

It is a super-2 number, since 2×499895² = 499790022050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499897) 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 15 ways as a sum of consecutive naturals, for example, 3281 + ... + 3429.

It is an arithmetic number, because the mean of its divisors is an integer number (41850).

2⁴⁹⁹⁸⁹⁵ is an apocalyptic number.

499895 is a deficient number, since it is larger than the sum of its proper divisors (169705).

499895 is a wasteful number, since it uses less digits than its factorization.

499895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226.

The product of its digits is 116640, while the sum is 44.

The square root of 499895 is about 707.0325310762. The cubic root of 499895 is about 79.3644963058.

Subtracting 499895 from its reverse (598994), we obtain a palindrome (99099).

It can be divided in two parts, 49989 and 5, that added together give a palindrome (49994).

The spelling of 499895 in words is "four hundred ninety-nine thousand, eight hundred ninety-five".