448997 has 2 divisors, whose sum is σ = 448998. Its totient is φ = 448996.

The previous prime is 448993. The next prime is 448999. The reversal of 448997 is 799844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 391876 + 57121 = 626^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 448997 - 2² = 448993 is a prime.

Together with 448999, 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 (448993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224498 + 224499.

It is an arithmetic number, because the mean of its divisors is an integer number (224499).

2⁴⁴⁸⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

448997 is a deficient number, since it is larger than the sum of its proper divisors (1).

448997 is an equidigital number, since it uses as much as digits as its factorization.

448997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 448997 is about 670.0723841497. The cubic root of 448997 is about 76.5739669344.

The spelling of 448997 in words is "four hundred forty-eight thousand, nine hundred ninety-seven".