494246317 has 4 divisors (see below), whose sum is σ = 494294976. Its totient is φ = 494197660.

The previous prime is 494246309. The next prime is 494246323. The reversal of 494246317 is 713642494.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 494246317 - 2³ = 494246309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 494246317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494246377) 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, 2659 + ... + 31552.

It is an arithmetic number, because the mean of its divisors is an integer number (123573744).

Almost surely, 2^494246317 is an apocalyptic number.

It is an amenable number.

494246317 is a deficient number, since it is larger than the sum of its proper divisors (48659).

494246317 is a wasteful number, since it uses less digits than its factorization.

494246317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48658.

The product of its digits is 145152, while the sum is 40.

The square root of 494246317 is about 22231.6512432163. The cubic root of 494246317 is about 790.6443053335.

The spelling of 494246317 in words is "four hundred ninety-four million, two hundred forty-six thousand, three hundred seventeen".