494568 has 24 divisors (see below), whose sum is σ = 1339650. Its totient is φ = 164832.

The previous prime is 494567. The next prime is 494587. The reversal of 494568 is 865494.

494568 is a `hidden beast` number, since 4 + 94 + 568 = 666.

It can be written as a sum of positive squares in only one way, i.e., 492804 + 1764 = 702^2 + 42^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (494561) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3363 + ... + 3506.

2⁴⁹⁴⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

494568 is an abundant number, since it is smaller than the sum of its proper divisors (845082).

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

494568 is a wasteful number, since it uses less digits than its factorization.

494568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6881 (or 6874 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 494568 is about 703.2552879289. The cubic root of 494568 is about 79.0815799900.

The spelling of 494568 in words is "four hundred ninety-four thousand, five hundred sixty-eight".