449557 has 2 divisors, whose sum is σ = 449558. Its totient is φ = 449556.

The previous prime is 449549. The next prime is 449563. The reversal of 449557 is 755944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 352836 + 96721 = 594^2 + 311^2 .

It is a cyclic number.

It is not a de Polignac number, because 449557 - 2³ = 449549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224778 + 224779.

It is an arithmetic number, because the mean of its divisors is an integer number (224779).

2⁴⁴⁹⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

449557 is a deficient number, since it is larger than the sum of its proper divisors (1).

449557 is an equidigital number, since it uses as much as digits as its factorization.

449557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 449557 is about 670.4901192411. The cubic root of 449557 is about 76.6057886810.

The spelling of 449557 in words is "four hundred forty-nine thousand, five hundred fifty-seven".