449045 has 4 divisors (see below), whose sum is σ = 538860. Its totient is φ = 359232.

The previous prime is 449011. The next prime is 449051. The reversal of 449045 is 540944.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 306916 + 142129 = 554^2 + 377^2 .

It is a cyclic number.

It is not a de Polignac number, because 449045 - 2¹⁴ = 432661 is a prime.

It is a Curzon number.

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 449045.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44900 + ... + 44909.

It is an arithmetic number, because the mean of its divisors is an integer number (134715).

2⁴⁴⁹⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

449045 is a deficient number, since it is larger than the sum of its proper divisors (89815).

449045 is an equidigital number, since it uses as much as digits as its factorization.

449045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89814.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 449045 is about 670.1082002184. The cubic root of 449045 is about 76.5766955491.

Adding to 449045 its reverse (540944), we get a palindrome (989989).

The spelling of 449045 in words is "four hundred forty-nine thousand, forty-five".