486189 has 16 divisors (see below), whose sum is σ = 786240. Its totient is φ = 294480.

The previous prime is 486181. The next prime is 486193. The reversal of 486189 is 981684.

It is a happy number.

It is not a de Polignac number, because 486189 - 2³ = 486181 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 486189.

It is not an unprimeable number, because it can be changed into a prime (486181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522 + ... + 1115.

It is an arithmetic number, because the mean of its divisors is an integer number (49140).

2⁴⁸⁶¹⁸⁹ is an apocalyptic number.

It is an amenable number.

486189 is a deficient number, since it is larger than the sum of its proper divisors (300051).

486189 is a wasteful number, since it uses less digits than its factorization.

486189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657 (or 1651 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 486189 is about 697.2725435581. The cubic root of 486189 is about 78.6324322775.

It can be divided in two parts, 4861 and 89, that added together give a triangular number (4950 = T₉₉).

The spelling of 486189 in words is "four hundred eighty-six thousand, one hundred eighty-nine".