449117 has 2 divisors, whose sum is σ = 449118. Its totient is φ = 449116.

The previous prime is 449107. The next prime is 449129. The reversal of 449117 is 711944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 337561 + 111556 = 581^2 + 334^2 .

It is a cyclic number.

It is not a de Polignac number, because 449117 - 2¹⁰ = 448093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224558 + 224559.

It is an arithmetic number, because the mean of its divisors is an integer number (224559).

2⁴⁴⁹¹¹⁷ is an apocalyptic number.

It is an amenable number.

449117 is a deficient number, since it is larger than the sum of its proper divisors (1).

449117 is an equidigital number, since it uses as much as digits as its factorization.

449117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 26.

The square root of 449117 is about 670.1619207326. The cubic root of 449117 is about 76.5807881066.

The spelling of 449117 in words is "four hundred forty-nine thousand, one hundred seventeen".