494823 has 8 divisors (see below), whose sum is σ = 754048. Its totient is φ = 282744.

The previous prime is 494803. The next prime is 494843. The reversal of 494823 is 328494.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (494803) and next prime (494843).

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

It is not a de Polignac number, because 494823 - 2⁶ = 494759 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494803) 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, 11761 + ... + 11802.

It is an arithmetic number, because the mean of its divisors is an integer number (94256).

2⁴⁹⁴⁸²³ is an apocalyptic number.

494823 is a deficient number, since it is larger than the sum of its proper divisors (259225).

494823 is a wasteful number, since it uses less digits than its factorization.

494823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23573.

The product of its digits is 6912, while the sum is 30.

The square root of 494823 is about 703.4365643041. The cubic root of 494823 is about 79.0951691816.

The spelling of 494823 in words is "four hundred ninety-four thousand, eight hundred twenty-three".