449058769 has 2 divisors, whose sum is σ = 449058770. Its totient is φ = 449058768.

The previous prime is 449058721. The next prime is 449058781. The reversal of 449058769 is 967850944.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405498769 + 43560000 = 20137^2 + 6600^2 .

It is a cyclic number.

It is not a de Polignac number, because 449058769 - 2¹⁹ = 448534481 is a prime.

It is a super-2 number, since 2×449058769² = 403307556031590722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (449058569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224529384 + 224529385.

It is an arithmetic number, because the mean of its divisors is an integer number (224529385).

Almost surely, 2^449058769 is an apocalyptic number.

It is an amenable number.

449058769 is a deficient number, since it is larger than the sum of its proper divisors (1).

449058769 is an equidigital number, since it uses as much as digits as its factorization.

449058769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 449058769 is about 21191.0067953366. The cubic root of 449058769 is about 765.7747822774.

The spelling of 449058769 in words is "four hundred forty-nine million, fifty-eight thousand, seven hundred sixty-nine".