449671368 has 32 divisors (see below), whose sum is σ = 1160444160. Its totient is φ = 145055040.

The previous prime is 449671357. The next prime is 449671373. The reversal of 449671368 is 863176944.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301455 + ... + 302942.

It is an arithmetic number, because the mean of its divisors is an integer number (36263880).

Almost surely, 2^449671368 is an apocalyptic number.

It is an amenable number.

449671368 is an abundant number, since it is smaller than the sum of its proper divisors (710772792).

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

449671368 is a wasteful number, since it uses less digits than its factorization.

449671368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604437 (or 604433 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 449671368 is about 21205.4560903556. The cubic root of 449671368 is about 766.1228434080.

The spelling of 449671368 in words is "four hundred forty-nine million, six hundred seventy-one thousand, three hundred sixty-eight".