449034489 has 8 divisors (see below), whose sum is σ = 665236320. Its totient is φ = 299356308.

The previous prime is 449034457. The next prime is 449034491. The reversal of 449034489 is 984430944.

It is not a de Polignac number, because 449034489 - 2⁵ = 449034457 is a prime.

It is a super-2 number, since 2×449034489² = 403263944622982242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449034689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8315427 + ... + 8315480.

It is an arithmetic number, because the mean of its divisors is an integer number (83154540).

Almost surely, 2^449034489 is an apocalyptic number.

It is an amenable number.

449034489 is a deficient number, since it is larger than the sum of its proper divisors (216201831).

449034489 is a wasteful number, since it uses less digits than its factorization.

449034489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16630916 (or 16630910 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 449034489 is about 21190.4339030611. The cubic root of 449034489 is about 765.7609805599.

The spelling of 449034489 in words is "four hundred forty-nine million, thirty-four thousand, four hundred eighty-nine".