450306632 has 16 divisors (see below), whose sum is σ = 855892140. Its totient is φ = 222068736.

The previous prime is 450306617. The next prime is 450306641. The reversal of 450306632 is 236603054.

It can be written as a sum of positive squares in 2 ways, for example, as 442092676 + 8213956 = 21026^2 + 2866^2 .

It is a junction number, because it is equal to n+sod(n) for n = 450306595 and 450306604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384953 + ... + 386120.

Almost surely, 2^450306632 is an apocalyptic number.

It is an amenable number.

450306632 is a deficient number, since it is larger than the sum of its proper divisors (405585508).

450306632 is a wasteful number, since it uses less digits than its factorization.

450306632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771152 (or 771148 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 450306632 is about 21220.4295903735. The cubic root of 450306632 is about 766.4834484255.

Adding to 450306632 its reverse (236603054), we get a palindrome (686909686).

The spelling of 450306632 in words is "four hundred fifty million, three hundred six thousand, six hundred thirty-two".