494565 has 8 divisors (see below), whose sum is σ = 791328. Its totient is φ = 263760.

The previous prime is 494563. The next prime is 494567. The reversal of 494565 is 565494.

It is an interprime number because it is at equal distance from previous prime (494563) and next prime (494567).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 494565 - 2¹ = 494563 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16471 + ... + 16500.

It is an arithmetic number, because the mean of its divisors is an integer number (98916).

2⁴⁹⁴⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

494565 is a deficient number, since it is larger than the sum of its proper divisors (296763).

494565 is a wasteful number, since it uses less digits than its factorization.

494565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32979.

The product of its digits is 21600, while the sum is 33.

The square root of 494565 is about 703.2531549876. The cubic root of 494565 is about 79.0814200893.

The spelling of 494565 in words is "four hundred ninety-four thousand, five hundred sixty-five".