494508 has 54 divisors (see below), whose sum is σ = 1390116. Its totient is φ = 136416.

The previous prime is 494497. The next prime is 494519. The reversal of 494508 is 805494.

It is an interprime number because it is at equal distance from previous prime (494497) and next prime (494519).

It is a nialpdrome in base 14.

It is an unprimeable 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 17 ways as a sum of consecutive naturals, for example, 17038 + ... + 17066.

2⁴⁹⁴⁵⁰⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695058).

494508 is an abundant number, since it is smaller than the sum of its proper divisors (895608).

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

494508 is a wasteful number, since it uses less digits than its factorization.

494508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 494508 is about 703.2126278730. The cubic root of 494508 is about 79.0783818543.

The spelling of 494508 in words is "four hundred ninety-four thousand, five hundred eight".