489546 has 12 divisors (see below), whose sum is σ = 1060722. Its totient is φ = 163176.

The previous prime is 489539. The next prime is 489551. The reversal of 489546 is 645984.

It can be written as a sum of positive squares in only one way, i.e., 408321 + 81225 = 639^2 + 285^2 .

It is a super-2 number, since 2×489546² = 479310572232, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 489546.

It is an unprimeable number.

489546 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 5 ways as a sum of consecutive naturals, for example, 13581 + ... + 13616.

2⁴⁸⁹⁵⁴⁶ is an apocalyptic number.

489546 is an abundant number, since it is smaller than the sum of its proper divisors (571176).

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

489546 is a wasteful number, since it uses less digits than its factorization.

489546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27205 (or 27202 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 489546 is about 699.6756391357. The cubic root of 489546 is about 78.8129957008.

It can be divided in two parts, 489 and 546, that added together give a triangular number (1035 = T₄₅).

The spelling of 489546 in words is "four hundred eighty-nine thousand, five hundred forty-six".