494556 has 12 divisors (see below), whose sum is σ = 1153992. Its totient is φ = 164848.

The previous prime is 494539. The next prime is 494561. The reversal of 494556 is 655494.

494556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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 494556.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20595 + ... + 20618.

It is an arithmetic number, because the mean of its divisors is an integer number (96166).

2⁴⁹⁴⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

494556 is an abundant number, since it is smaller than the sum of its proper divisors (659436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494556 is a wasteful number, since it uses less digits than its factorization.

494556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41220 (or 41218 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 494556 is about 703.2467561248. The cubic root of 494556 is about 79.0809403835.

The spelling of 494556 in words is "four hundred ninety-four thousand, five hundred fifty-six".