494217 has 12 divisors (see below), whose sum is σ = 723060. Its totient is φ = 325248.

The previous prime is 494213. The next prime is 494237. The reversal of 494217 is 712494.

It is a happy number.

494217 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 46656 + 447561 = 216^2 + 669^2 .

It is not a de Polignac number, because 494217 - 2² = 494213 is a prime.

494217 is strictly pandigital in base 7.

It is not an unprimeable number, because it can be changed into a prime (494213) 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, 493 + ... + 1109.

It is an arithmetic number, because the mean of its divisors is an integer number (60255).

2⁴⁹⁴²¹⁷ is an apocalyptic number.

It is an amenable number.

494217 is a deficient number, since it is larger than the sum of its proper divisors (228843).

494217 is a wasteful number, since it uses less digits than its factorization.

494217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 709 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 494217 is about 703.0056898774. The cubic root of 494217 is about 79.0628672253.

The spelling of 494217 in words is "four hundred ninety-four thousand, two hundred seventeen".