499724 has 12 divisors (see below), whose sum is σ = 879648. Its totient is φ = 248400.

The previous prime is 499717. The next prime is 499729. The reversal of 499724 is 427994.

It is not an unprimeable number, because it can be changed into a prime (499729) 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, 854 + ... + 1314.

It is an arithmetic number, because the mean of its divisors is an integer number (73304).

2⁴⁹⁹⁷²⁴ is an apocalyptic number.

It is an amenable number.

499724 is a deficient number, since it is larger than the sum of its proper divisors (379924).

499724 is a wasteful number, since it uses less digits than its factorization.

499724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 734 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 499724 is about 706.9115927752. The cubic root of 499724 is about 79.3554458208.

The spelling of 499724 in words is "four hundred ninety-nine thousand, seven hundred twenty-four".