450306625 has 32 divisors (see below), whose sum is σ = 601979040. Its totient is φ = 335104000.

The previous prime is 450306617. The next prime is 450306641. The reversal of 450306625 is 526603054.

It can be written as a sum of positive squares in 16 ways, for example, as 436475664 + 13830961 = 20892^2 + 3719^2 .

It is not a de Polignac number, because 450306625 - 2³ = 450306617 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 187935 + ... + 190315.

It is an arithmetic number, because the mean of its divisors is an integer number (18811845).

Almost surely, 2^450306625 is an apocalyptic number.

It is an amenable number.

450306625 is a deficient number, since it is larger than the sum of its proper divisors (151672415).

450306625 is a wasteful number, since it uses less digits than its factorization.

450306625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502 (or 2492 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 450306625 is about 21220.4294254381. The cubic root of 450306625 is about 766.4834444538.

Adding to 450306625 its reverse (526603054), we get a palindrome (976909679).

The spelling of 450306625 in words is "four hundred fifty million, three hundred six thousand, six hundred twenty-five".