493889 has 8 divisors (see below), whose sum is σ = 548640. Its totient is φ = 440800.

The previous prime is 493877. The next prime is 493897. The reversal of 493889 is 988394.

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

It is a cyclic number.

It is not a de Polignac number, because 493889 - 2⁴ = 493873 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 493889.

It is not an unprimeable number, because it can be changed into a prime (493859) 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, 269 + ... + 1029.

It is an arithmetic number, because the mean of its divisors is an integer number (68580).

2⁴⁹³⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

493889 is a deficient number, since it is larger than the sum of its proper divisors (54751).

493889 is a wasteful number, since it uses less digits than its factorization.

493889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831.

The product of its digits is 62208, while the sum is 41.

The square root of 493889 is about 702.7723671289. The cubic root of 493889 is about 79.0453726433.

The spelling of 493889 in words is "four hundred ninety-three thousand, eight hundred eighty-nine".