499904 has 28 divisors (see below), whose sum is σ = 1014984. Its totient is φ = 244224.

The previous prime is 499903. The next prime is 499927. The reversal of 499904 is 409994.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499904.

It is not an unprimeable number, because it can be changed into a prime (499903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4619 + ... + 4725.

2⁴⁹⁹⁹⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507492).

499904 is an abundant number, since it is smaller than the sum of its proper divisors (515080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499904 is a wasteful number, since it uses less digits than its factorization.

499904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 499904 is about 707.0388956769. The cubic root of 499904 is about 79.3649725899.

It can be divided in two parts, 49990 and 4, that added together give a palindrome (49994).

The spelling of 499904 in words is "four hundred ninety-nine thousand, nine hundred four".