489612 has 12 divisors (see below), whose sum is σ = 1142456. Its totient is φ = 163200.

The previous prime is 489571. The next prime is 489613. The reversal of 489612 is 216984.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 489612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489613) by changing a digit.

489612 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, 20389 + ... + 20412.

2⁴⁸⁹⁶¹² is an apocalyptic number.

It is an amenable number.

489612 is an abundant number, since it is smaller than the sum of its proper divisors (652844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489612 is a wasteful number, since it uses less digits than its factorization.

489612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40808 (or 40806 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 489612 is about 699.7228022582. The cubic root of 489612 is about 78.8165373659.

The spelling of 489612 in words is "four hundred eighty-nine thousand, six hundred twelve".