4481689 has 9 divisors (see below), whose sum is σ = 4706013. Its totient is φ = 4267872.

The previous prime is 4481683. The next prime is 4481707. The reversal of 4481689 is 9861844.

The square root of 4481689 is 2117.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 38025 + 4443664 = 195^2 + 2108^2 .

It is not a de Polignac number, because 4481689 - 2¹⁵ = 4448921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4481683) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 61357 + ... + 61429.

Almost surely, 2^4481689 is an apocalyptic number.

4481689 is the 2117-th square number.

4481689 is the 1059-th centered octagonal number.

It is an amenable number.

4481689 is a deficient number, since it is larger than the sum of its proper divisors (224324).

4481689 is an frugal number, since it uses more digits than its factorization.

4481689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 102 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The cubic root of 4481689 is about 164.8721262075.

The spelling of 4481689 in words is "four million, four hundred eighty-one thousand, six hundred eighty-nine".