494573 has 4 divisors (see below), whose sum is σ = 500220. Its totient is φ = 488928.

The previous prime is 494567. The next prime is 494587. The reversal of 494573 is 375494.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 299209 + 195364 = 547^2 + 442^2 .

It is a cyclic number.

It is not a de Polignac number, because 494573 - 2⁸ = 494317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2690 + ... + 2867.

It is an arithmetic number, because the mean of its divisors is an integer number (125055).

2⁴⁹⁴⁵⁷³ is an apocalyptic number.

It is an amenable number.

494573 is a deficient number, since it is larger than the sum of its proper divisors (5647).

494573 is an equidigital number, since it uses as much as digits as its factorization.

494573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5646.

The product of its digits is 15120, while the sum is 32.

The square root of 494573 is about 703.2588428168. The cubic root of 494573 is about 79.0818464896.

The spelling of 494573 in words is "four hundred ninety-four thousand, five hundred seventy-three".