449384946 has 32 divisors (see below), whose sum is σ = 927694080. Its totient is φ = 145050576.

The previous prime is 449384939. The next prime is 449384951. The reversal of 449384946 is 649483944.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14245 + ... + 33191.

It is an arithmetic number, because the mean of its divisors is an integer number (28990440).

Almost surely, 2^449384946 is an apocalyptic number.

449384946 is an abundant number, since it is smaller than the sum of its proper divisors (478309134).

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

449384946 is a wasteful number, since it uses less digits than its factorization.

449384946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19078.

The product of its digits is 2985984, while the sum is 51.

The square root of 449384946 is about 21198.7015168382. The cubic root of 449384946 is about 765.9601460403.

The spelling of 449384946 in words is "four hundred forty-nine million, three hundred eighty-four thousand, nine hundred forty-six".