449149 has 2 divisors, whose sum is σ = 449150. Its totient is φ = 449148.

The previous prime is 449131. The next prime is 449153. The reversal of 449149 is 941944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 416025 + 33124 = 645^2 + 182^2 .

It is a cyclic number.

It is not a de Polignac number, because 449149 - 2⁵ = 449117 is a prime.

It is a Chen prime.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 449149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224574 + 224575.

It is an arithmetic number, because the mean of its divisors is an integer number (224575).

2⁴⁴⁹¹⁴⁹ is an apocalyptic number.

It is an amenable number.

449149 is a deficient number, since it is larger than the sum of its proper divisors (1).

449149 is an equidigital number, since it uses as much as digits as its factorization.

449149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 449149 is about 670.1857951345. The cubic root of 449149 is about 76.5826068807.

The spelling of 449149 in words is "four hundred forty-nine thousand, one hundred forty-nine".