494418223 has 8 divisors (see below), whose sum is σ = 537336800. Its totient is φ = 452197728.

The previous prime is 494418181. The next prime is 494418233. The reversal of 494418223 is 322814494.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494418223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494418233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173043 + ... + 175876.

It is an arithmetic number, because the mean of its divisors is an integer number (67167100).

Almost surely, 2^494418223 is an apocalyptic number.

494418223 is a deficient number, since it is larger than the sum of its proper divisors (42918577).

494418223 is a wasteful number, since it uses less digits than its factorization.

494418223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349041.

The product of its digits is 55296, while the sum is 37.

The square root of 494418223 is about 22235.5171516203. The cubic root of 494418223 is about 790.7359605403.

The spelling of 494418223 in words is "four hundred ninety-four million, four hundred eighteen thousand, two hundred twenty-three".