450641634 has 16 divisors (see below), whose sum is σ = 922243872. Its totient is φ = 146720448.

The previous prime is 450641617. The next prime is 450641641. The reversal of 450641634 is 436146054.

It is a junction number, because it is equal to n+sod(n) for n = 450641595 and 450641604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873079 + ... + 873594.

It is an arithmetic number, because the mean of its divisors is an integer number (57640242).

Almost surely, 2^450641634 is an apocalyptic number.

450641634 is an abundant number, since it is smaller than the sum of its proper divisors (471602238).

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

450641634 is a wasteful number, since it uses less digits than its factorization.

450641634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746721.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 450641634 is about 21228.3215068926. The cubic root of 450641634 is about 766.6734743777.

Adding to 450641634 its reverse (436146054), we get a palindrome (886787688).

The spelling of 450641634 in words is "four hundred fifty million, six hundred forty-one thousand, six hundred thirty-four".