499248717 has 24 divisors (see below), whose sum is σ = 752125920. Its totient is φ = 292125120.

The previous prime is 499248703. The next prime is 499248719. The reversal of 499248717 is 717842994.

It is not a de Polignac number, because 499248717 - 2⁶ = 499248653 is a prime.

It is a super-2 number, since 2×499248717² = 498498562852292178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 499248717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499248719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18759 + ... + 36747.

It is an arithmetic number, because the mean of its divisors is an integer number (31338580).

Almost surely, 2^499248717 is an apocalyptic number.

It is an amenable number.

499248717 is a deficient number, since it is larger than the sum of its proper divisors (252877203).

499248717 is a wasteful number, since it uses less digits than its factorization.

499248717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18061 (or 18032 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 51.

The square root of 499248717 is about 22343.8742611929. The cubic root of 499248717 is about 793.3027975716.

The spelling of 499248717 in words is "four hundred ninety-nine million, two hundred forty-eight thousand, seven hundred seventeen".