499247 has 8 divisors (see below), whose sum is σ = 578976. Its totient is φ = 421632.

The previous prime is 499229. The next prime is 499253. The reversal of 499247 is 742994.

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

It is a cyclic number.

It is not a de Polignac number, because 499247 - 2⁶ = 499183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499247.

It is not an unprimeable number, because it can be changed into a prime (499267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23 + ... + 999.

It is an arithmetic number, because the mean of its divisors is an integer number (72372).

2⁴⁹⁹²⁴⁷ is an apocalyptic number.

499247 is a deficient number, since it is larger than the sum of its proper divisors (79729).

499247 is an equidigital number, since it uses as much as digits as its factorization.

499247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057.

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

The square root of 499247 is about 706.5741291613. The cubic root of 499247 is about 79.3301888137.

The spelling of 499247 in words is "four hundred ninety-nine thousand, two hundred forty-seven".