494438 has 8 divisors (see below), whose sum is σ = 847632. Its totient is φ = 211896.

The previous prime is 494413. The next prime is 494441. The reversal of 494438 is 834494.

494438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 494438.

It is an unprimeable number.

494438 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, 17645 + ... + 17672.

It is an arithmetic number, because the mean of its divisors is an integer number (105954).

2⁴⁹⁴⁴³⁸ is an apocalyptic number.

494438 is a deficient number, since it is larger than the sum of its proper divisors (353194).

494438 is a wasteful number, since it uses less digits than its factorization.

494438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35326.

The product of its digits is 13824, while the sum is 32.

The square root of 494438 is about 703.1628545366. The cubic root of 494438 is about 79.0746503690.

The spelling of 494438 in words is "four hundred ninety-four thousand, four hundred thirty-eight".