499688 has 16 divisors (see below), whose sum is σ = 1070880. Its totient is φ = 214128.

The previous prime is 499687. The next prime is 499691. The reversal of 499688 is 886994.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499688.

It is not an unprimeable number, because it can be changed into a prime (499687) 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, 4406 + ... + 4517.

It is an arithmetic number, because the mean of its divisors is an integer number (66930).

2⁴⁹⁹⁶⁸⁸ is an apocalyptic number.

It is an amenable number.

499688 is an abundant number, since it is smaller than the sum of its proper divisors (571192).

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

499688 is a wasteful number, since it uses less digits than its factorization.

499688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8936 (or 8932 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 499688 is about 706.8861294438. The cubic root of 499688 is about 79.3535401924.

The spelling of 499688 in words is "four hundred ninety-nine thousand, six hundred eighty-eight".