449407608 has 128 divisors (see below), whose sum is σ = 1301529600. Its totient is φ = 128134656.

The previous prime is 449407583. The next prime is 449407613. The reversal of 449407608 is 806704944.

It is a self number, because there is not a number n which added to its sum of digits gives 449407608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 277810 + ... + 279422.

It is an arithmetic number, because the mean of its divisors is an integer number (10168200).

Almost surely, 2^449407608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449407608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650764800).

449407608 is an abundant number, since it is smaller than the sum of its proper divisors (852121992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449407608 is a wasteful number, since it uses less digits than its factorization.

449407608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701 (or 1697 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 449407608 is about 21199.2360239703. The cubic root of 449407608 is about 765.9730213396.

The spelling of 449407608 in words is "four hundred forty-nine million, four hundred seven thousand, six hundred eight".