450323445 has 64 divisors (see below), whose sum is σ = 852768000. Its totient is φ = 200048640.

The previous prime is 450323441. The next prime is 450323483. The reversal of 450323445 is 544323054.

It is not a de Polignac number, because 450323445 - 2² = 450323441 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450323441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 318901 + ... + 320309.

It is an arithmetic number, because the mean of its divisors is an integer number (13324500).

Almost surely, 2^450323445 is an apocalyptic number.

It is an amenable number.

450323445 is a deficient number, since it is larger than the sum of its proper divisors (402444555).

450323445 is a wasteful number, since it uses less digits than its factorization.

450323445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 450323445 is about 21220.8257379396. The cubic root of 450323445 is about 766.4929876482.

Adding to 450323445 its reverse (544323054), we get a palindrome (994646499).

The spelling of 450323445 in words is "four hundred fifty million, three hundred twenty-three thousand, four hundred forty-five".