494856 has 64 divisors (see below), whose sum is σ = 1440000. Its totient is φ = 157248.

The previous prime is 494849. The next prime is 494873. The reversal of 494856 is 658494.

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

It is a self number, because there is not a number n which added to its sum of digits gives 494856.

It is a congruent number.

It is an unprimeable number.

494856 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6225 + ... + 6303.

It is an arithmetic number, because the mean of its divisors is an integer number (22500).

2⁴⁹⁴⁸⁵⁶ 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 494856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720000).

494856 is an abundant number, since it is smaller than the sum of its proper divisors (945144).

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

494856 is a wasteful number, since it uses less digits than its factorization.

494856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 113 counting only the distinct ones).

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

The square root of 494856 is about 703.4600201859. The cubic root of 494856 is about 79.0969274417.

The spelling of 494856 in words is "four hundred ninety-four thousand, eight hundred fifty-six".