449809008 has 80 divisors (see below), whose sum is σ = 1308582912. Its totient is φ = 131904000.

The previous prime is 449809007. The next prime is 449809013. The reversal of 449809008 is 800908944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449809007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2628 + ... + 30108.

Almost surely, 2^449809008 is an apocalyptic number.

449809008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449809008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (654291456).

449809008 is an abundant number, since it is smaller than the sum of its proper divisors (858773904).

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

449809008 is a wasteful number, since it uses less digits than its factorization.

449809008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27534 (or 27528 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 449809008 is about 21208.7012332203. The cubic root of 449809008 is about 766.2010029993.

The spelling of 449809008 in words is "four hundred forty-nine million, eight hundred nine thousand, eight".