494765 has 4 divisors (see below), whose sum is σ = 593724. Its totient is φ = 395808.

The previous prime is 494761. The next prime is 494783. The reversal of 494765 is 567494.

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 218089 + 276676 = 467^2 + 526^2 .

It is a cyclic number.

It is not a de Polignac number, because 494765 - 2² = 494761 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 494765.

It is not an unprimeable number, because it can be changed into a prime (494761) 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, 49472 + ... + 49481.

It is an arithmetic number, because the mean of its divisors is an integer number (148431).

2⁴⁹⁴⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

494765 is a deficient number, since it is larger than the sum of its proper divisors (98959).

494765 is an equidigital number, since it uses as much as digits as its factorization.

494765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98958.

The product of its digits is 30240, while the sum is 35.

The square root of 494765 is about 703.3953369194. The cubic root of 494765 is about 79.0920787169.

The spelling of 494765 in words is "four hundred ninety-four thousand, seven hundred sixty-five".