449567 has 2 divisors, whose sum is σ = 449568. Its totient is φ = 449566.

The previous prime is 449563. The next prime is 449569. The reversal of 449567 is 765944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449567 - 2² = 449563 is a prime.

It is a super-2 number, since 2×449567² = 404220974978, which contains 22 as substring.

Together with 449569, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224783 + 224784.

It is an arithmetic number, because the mean of its divisors is an integer number (224784).

2⁴⁴⁹⁵⁶⁷ is an apocalyptic number.

449567 is a deficient number, since it is larger than the sum of its proper divisors (1).

449567 is an equidigital number, since it uses as much as digits as its factorization.

449567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 449567 is about 670.4975764311. The cubic root of 449567 is about 76.6063566863.

The spelling of 449567 in words is "four hundred forty-nine thousand, five hundred sixty-seven".