481986 has 12 divisors (see below), whose sum is σ = 1044342. Its totient is φ = 160656.

The previous prime is 481963. The next prime is 481997. The reversal of 481986 is 689184.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 463761 + 18225 = 681^2 + 135^2 .

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 481986.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13371 + ... + 13406.

2⁴⁸¹⁹⁸⁶ is an apocalyptic number.

481986 is an abundant number, since it is smaller than the sum of its proper divisors (562356).

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

481986 is a wasteful number, since it uses less digits than its factorization.

481986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26785 (or 26782 counting only the distinct ones).

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

The square root of 481986 is about 694.2521155891. The cubic root of 481986 is about 78.4051893344.

The spelling of 481986 in words is "four hundred eighty-one thousand, nine hundred eighty-six".