449431152 has 40 divisors (see below), whose sum is σ = 1166889600. Its totient is φ = 149054400.

The previous prime is 449431133. The next prime is 449431163. The reversal of 449431152 is 251134944.

It is a congruent number.

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, 13974 + ... + 33077.

It is an arithmetic number, because the mean of its divisors is an integer number (29172240).

Almost surely, 2^449431152 is an apocalyptic number.

It is an amenable number.

449431152 is an abundant number, since it is smaller than the sum of its proper divisors (717458448).

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

449431152 is a wasteful number, since it uses less digits than its factorization.

449431152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47261 (or 47255 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 449431152 is about 21199.7913197277. The cubic root of 449431152 is about 765.9863972843.

The spelling of 449431152 in words is "four hundred forty-nine million, four hundred thirty-one thousand, one hundred fifty-two".