449650368 has 84 divisors (see below), whose sum is σ = 1344917808. Its totient is φ = 143362560.

The previous prime is 449650361. The next prime is 449650379. The reversal of 449650368 is 863056944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449650361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3723 + ... + 30218.

Almost surely, 2^449650368 is an apocalyptic number.

449650368 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 449650368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672458904).

449650368 is an abundant number, since it is smaller than the sum of its proper divisors (895267440).

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

449650368 is a wasteful number, since it uses less digits than its factorization.

449650368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33982 (or 33969 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 449650368 is about 21204.9609289902. The cubic root of 449650368 is about 766.1109170463.

The spelling of 449650368 in words is "four hundred forty-nine million, six hundred fifty thousand, three hundred sixty-eight".