449959632 has 20 divisors (see below), whose sum is σ = 1162395840. Its totient is φ = 149986528.

The previous prime is 449959619. The next prime is 449959633. The reversal of 449959632 is 236959944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449959633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4687032 + ... + 4687127.

It is an arithmetic number, because the mean of its divisors is an integer number (58119792).

Almost surely, 2^449959632 is an apocalyptic number.

It is an amenable number.

449959632 is an abundant number, since it is smaller than the sum of its proper divisors (712436208).

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

449959632 is a wasteful number, since it uses less digits than its factorization.

449959632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9374170 (or 9374164 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 51.

The square root of 449959632 is about 21212.2519313721. The cubic root of 449959632 is about 766.2865173534.

The spelling of 449959632 in words is "four hundred forty-nine million, nine hundred fifty-nine thousand, six hundred thirty-two".