449951 has 2 divisors, whose sum is σ = 449952. Its totient is φ = 449950.

The previous prime is 449941. The next prime is 449959. The reversal of 449951 is 159944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449951 - 2¹⁰ = 448927 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 (449959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224975 + 224976.

It is an arithmetic number, because the mean of its divisors is an integer number (224976).

2⁴⁴⁹⁹⁵¹ is an apocalyptic number.

449951 is a deficient number, since it is larger than the sum of its proper divisors (1).

449951 is an equidigital number, since it uses as much as digits as its factorization.

449951 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 449951 is about 670.7838698120. The cubic root of 449951 is about 76.6281617190.

The spelling of 449951 in words is "four hundred forty-nine thousand, nine hundred fifty-one".