493118 has 8 divisors (see below), whose sum is σ = 749280. Its totient is φ = 243360.

The previous prime is 493111. The next prime is 493121. The reversal of 493118 is 811394.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493111) by changing a digit.

493118 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403 + ... + 1718.

It is an arithmetic number, because the mean of its divisors is an integer number (93660).

2⁴⁹³¹¹⁸ is an apocalyptic number.

493118 is a deficient number, since it is larger than the sum of its proper divisors (256162).

493118 is a wasteful number, since it uses less digits than its factorization.

493118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202.

The product of its digits is 864, while the sum is 26.

The square root of 493118 is about 702.2236111097. The cubic root of 493118 is about 79.0042191839.

The spelling of 493118 in words is "four hundred ninety-three thousand, one hundred eighteen".