493318117 has 8 divisors (see below), whose sum is σ = 503842680. Its totient is φ = 482838720.

The previous prime is 493318081. The next prime is 493318127. The reversal of 493318117 is 711813394.

It can be written as a sum of positive squares in 4 ways, for example, as 2208196 + 491109921 = 1486^2 + 22161^2 .

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 493318117 - 2¹¹ = 493316069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493318127) 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, 11259 + ... + 33367.

It is an arithmetic number, because the mean of its divisors is an integer number (62980335).

Almost surely, 2^493318117 is an apocalyptic number.

It is an amenable number.

493318117 is a deficient number, since it is larger than the sum of its proper divisors (10524563).

493318117 is a wasteful number, since it uses less digits than its factorization.

493318117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22583.

The product of its digits is 18144, while the sum is 37.

The square root of 493318117 is about 22210.7657904900. The cubic root of 493318117 is about 790.1490489482.

The spelling of 493318117 in words is "four hundred ninety-three million, three hundred eighteen thousand, one hundred seventeen".