494797 has 4 divisors (see below), whose sum is σ = 499996. Its totient is φ = 489600.

The previous prime is 494789. The next prime is 494803. The reversal of 494797 is 797494.

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 67081 + 427716 = 259^2 + 654^2 .

It is a cyclic number.

It is not a de Polignac number, because 494797 - 2³ = 494789 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494737) 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 3 ways as a sum of consecutive naturals, for example, 2454 + ... + 2647.

It is an arithmetic number, because the mean of its divisors is an integer number (124999).

2⁴⁹⁴⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

494797 is a deficient number, since it is larger than the sum of its proper divisors (5199).

494797 is an equidigital number, since it uses as much as digits as its factorization.

494797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5198.

The product of its digits is 63504, while the sum is 40.

The square root of 494797 is about 703.4180833615. The cubic root of 494797 is about 79.0937838308.

The spelling of 494797 in words is "four hundred ninety-four thousand, seven hundred ninety-seven".