449411773 has 2 divisors, whose sum is σ = 449411774. Its totient is φ = 449411772.

The previous prime is 449411761. The next prime is 449411777. The reversal of 449411773 is 377114944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419348484 + 30063289 = 20478^2 + 5483^2 .

It is a cyclic number.

It is not a de Polignac number, because 449411773 - 2⁵ = 449411741 is a prime.

It is a super-2 number, since 2×449411773² = 403941883422007058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449411777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224705886 + 224705887.

It is an arithmetic number, because the mean of its divisors is an integer number (224705887).

Almost surely, 2^449411773 is an apocalyptic number.

It is an amenable number.

449411773 is a deficient number, since it is larger than the sum of its proper divisors (1).

449411773 is an equidigital number, since it uses as much as digits as its factorization.

449411773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The square root of 449411773 is about 21199.3342584148. The cubic root of 449411773 is about 765.9753876160.

The spelling of 449411773 in words is "four hundred forty-nine million, four hundred eleven thousand, seven hundred seventy-three".