449671 has 2 divisors, whose sum is σ = 449672. Its totient is φ = 449670.

The previous prime is 449663. The next prime is 449677. The reversal of 449671 is 176944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449671 - 2³ = 449663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224835 + 224836.

It is an arithmetic number, because the mean of its divisors is an integer number (224836).

2⁴⁴⁹⁶⁷¹ is an apocalyptic number.

449671 is a deficient number, since it is larger than the sum of its proper divisors (1).

449671 is an equidigital number, since it uses as much as digits as its factorization.

449671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 449671 is about 670.5751262909. The cubic root of 449671 is about 76.6122634416.

It can be divided in two parts, 44 and 9671, that multiplied together give a palindrome (425524).

The spelling of 449671 in words is "four hundred forty-nine thousand, six hundred seventy-one".