499844317 has 4 divisors (see below), whose sum is σ = 571250656. Its totient is φ = 428437980.

The previous prime is 499844299. The next prime is 499844347. The reversal of 499844317 is 713448994.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 713448994 = 2 ⋅356724497.

It is a cyclic number.

It is not a de Polignac number, because 499844317 - 2¹¹ = 499842269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499844347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35703159 + ... + 35703172.

It is an arithmetic number, because the mean of its divisors is an integer number (142812664).

Almost surely, 2^499844317 is an apocalyptic number.

It is an amenable number.

499844317 is a deficient number, since it is larger than the sum of its proper divisors (71406339).

499844317 is an equidigital number, since it uses as much as digits as its factorization.

499844317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71406338.

The product of its digits is 870912, while the sum is 49.

The square root of 499844317 is about 22357.1983262662. The cubic root of 499844317 is about 793.6181403135.

The spelling of 499844317 in words is "four hundred ninety-nine million, eight hundred forty-four thousand, three hundred seventeen".