449591 has 2 divisors, whose sum is σ = 449592. Its totient is φ = 449590.

The previous prime is 449569. The next prime is 449609. The reversal of 449591 is 195944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449591 - 2¹⁴ = 433207 is a prime.

It is a Sophie Germain 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 (443591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224795 + 224796.

It is an arithmetic number, because the mean of its divisors is an integer number (224796).

2⁴⁴⁹⁵⁹¹ is an apocalyptic number.

449591 is a deficient number, since it is larger than the sum of its proper divisors (1).

449591 is an equidigital number, since it uses as much as digits as its factorization.

449591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 32.

The square root of 449591 is about 670.5154733487. The cubic root of 449591 is about 76.6077198645.

The spelling of 449591 in words is "four hundred forty-nine thousand, five hundred ninety-one".