449265447 has 24 divisors (see below), whose sum is σ = 674813776. Its totient is φ = 298691712.

The previous prime is 449265437. The next prime is 449265449. The reversal of 449265447 is 744562944.

It is not a de Polignac number, because 449265447 - 2⁷ = 449265319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449265449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94143 + ... + 98799.

Almost surely, 2^449265447 is an apocalyptic number.

449265447 is a deficient number, since it is larger than the sum of its proper divisors (225548329).

449265447 is an equidigital number, since it uses as much as digits as its factorization.

449265447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5069 (or 5057 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 449265447 is about 21195.8827841635. The cubic root of 449265447 is about 765.8922461349.

The spelling of 449265447 in words is "four hundred forty-nine million, two hundred sixty-five thousand, four hundred forty-seven".