494825 has 6 divisors (see below), whose sum is σ = 613614. Its totient is φ = 395840.

The previous prime is 494803. The next prime is 494843. The reversal of 494825 is 528494.

It can be written as a sum of positive squares in 3 ways, for example, as 80089 + 414736 = 283^2 + 644^2 .

It is not a de Polignac number, because 494825 - 2⁶ = 494761 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 494791 and 494800.

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 5 ways as a sum of consecutive naturals, for example, 9872 + ... + 9921.

It is an arithmetic number, because the mean of its divisors is an integer number (102269).

2⁴⁹⁴⁸²⁵ is an apocalyptic number.

It is an amenable number.

494825 is a deficient number, since it is larger than the sum of its proper divisors (118789).

494825 is a wasteful number, since it uses less digits than its factorization.

494825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19803 (or 19798 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 494825 is about 703.4379858950. The cubic root of 494825 is about 79.0952757451.

The spelling of 494825 in words is "four hundred ninety-four thousand, eight hundred twenty-five".