499436 has 12 divisors (see below), whose sum is σ = 998928. Its totient is φ = 214032.

The previous prime is 499423. The next prime is 499439. The reversal of 499436 is 634994.

It is a happy number.

499436 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 499396 and 499405.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499436.

It is not an unprimeable number, because it can be changed into a prime (499439) by changing a digit.

499436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 8891 + ... + 8946.

It is an arithmetic number, because the mean of its divisors is an integer number (83244).

2⁴⁹⁹⁴³⁶ is an apocalyptic number.

It is an amenable number.

499436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

499436 is a wasteful number, since it uses less digits than its factorization.

499436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17848 (or 17846 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 499436 is about 706.7078604346. The cubic root of 499436 is about 79.3401982306.

The spelling of 499436 in words is "four hundred ninety-nine thousand, four hundred thirty-six".