499667247 has 12 divisors (see below), whose sum is σ = 764197200. Its totient is φ = 313516608.

The previous prime is 499667239. The next prime is 499667251. The reversal of 499667247 is 742766994.

It is a happy number.

It is not a de Polignac number, because 499667247 - 2³ = 499667239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 499667193 and 499667202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499667447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1632747 + ... + 1633052.

It is an arithmetic number, because the mean of its divisors is an integer number (63683100).

Almost surely, 2^499667247 is an apocalyptic number.

499667247 is a deficient number, since it is larger than the sum of its proper divisors (264529953).

499667247 is a wasteful number, since it uses less digits than its factorization.

499667247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265822 (or 3265819 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 499667247 is about 22353.2379533704. The cubic root of 499667247 is about 793.5244160902.

The spelling of 499667247 in words is "four hundred ninety-nine million, six hundred sixty-seven thousand, two hundred forty-seven".