493906 has 8 divisors (see below), whose sum is σ = 846720. Its totient is φ = 211668.

The previous prime is 493897. The next prime is 493919. The reversal of 493906 is 609394.

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

It is an unprimeable number.

493906 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17626 + ... + 17653.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

2⁴⁹³⁹⁰⁶ is an apocalyptic number.

493906 is a deficient number, since it is larger than the sum of its proper divisors (352814).

493906 is a wasteful number, since it uses less digits than its factorization.

493906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35288.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 493906 is about 702.7844619796. The cubic root of 493906 is about 79.0462795650.

The spelling of 493906 in words is "four hundred ninety-three thousand, nine hundred six".