499984647 has 8 divisors (see below), whose sum is σ = 688151040. Its totient is φ = 322570680.

The previous prime is 499984591. The next prime is 499984699. The reversal of 499984647 is 746489994.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 499984647 - 2⁸ = 499984391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499984547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2687997 + ... + 2688182.

It is an arithmetic number, because the mean of its divisors is an integer number (86018880).

Almost surely, 2^499984647 is an apocalyptic number.

499984647 is a deficient number, since it is larger than the sum of its proper divisors (188166393).

499984647 is a wasteful number, since it uses less digits than its factorization.

499984647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5376213.

The product of its digits is 15676416, while the sum is 60.

The square root of 499984647 is about 22360.3364688459. The cubic root of 499984647 is about 793.6924021115.

It can be divided in two parts, 49998 and 4647, that added together give a palindrome (54645).

The spelling of 499984647 in words is "four hundred ninety-nine million, nine hundred eighty-four thousand, six hundred forty-seven".