494923 has 8 divisors (see below), whose sum is σ = 581616. Its totient is φ = 415200.

The previous prime is 494917. The next prime is 494927. The reversal of 494923 is 329494.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494923 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494927) 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 7 ways as a sum of consecutive naturals, for example, 1588 + ... + 1873.

It is an arithmetic number, because the mean of its divisors is an integer number (72702).

2⁴⁹⁴⁹²³ is an apocalyptic number.

494923 is a deficient number, since it is larger than the sum of its proper divisors (86693).

494923 is a wasteful number, since it uses less digits than its factorization.

494923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485.

The product of its digits is 7776, while the sum is 31.

The square root of 494923 is about 703.5076403281. The cubic root of 494923 is about 79.1004970020.

The spelling of 494923 in words is "four hundred ninety-four thousand, nine hundred twenty-three".