449289 has 6 divisors (see below), whose sum is σ = 648986. Its totient is φ = 299520.

The previous prime is 449287. The next prime is 449299. The reversal of 449289 is 982944.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 435600 + 13689 = 660^2 + 117^2 .

It is not a de Polignac number, because 449289 - 2¹ = 449287 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 449289.

It is not an unprimeable number, because it can be changed into a prime (449287) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24952 + ... + 24969.

2⁴⁴⁹²⁸⁹ is an apocalyptic number.

It is an amenable number.

449289 is a deficient number, since it is larger than the sum of its proper divisors (199697).

449289 is a wasteful number, since it uses less digits than its factorization.

449289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49927 (or 49924 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 449289 is about 670.2902356442. The cubic root of 449289 is about 76.5905630015.

The spelling of 449289 in words is "four hundred forty-nine thousand, two hundred eighty-nine".