450445330 has 16 divisors (see below), whose sum is σ = 812001024. Its totient is φ = 179911600.

The previous prime is 450445319. The next prime is 450445337. The reversal of 450445330 is 33544054.

It is not an unprimeable number, because it can be changed into a prime (450445337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26146 + ... + 39805.

It is an arithmetic number, because the mean of its divisors is an integer number (50750064).

Almost surely, 2^450445330 is an apocalyptic number.

450445330 is a deficient number, since it is larger than the sum of its proper divisors (361555694).

450445330 is a wasteful number, since it uses less digits than its factorization.

450445330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66641.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 450445330 is about 21223.6973687433. The cubic root of 450445330 is about 766.5621346664.

Adding to 450445330 its reverse (33544054), we get a palindrome (483989384).

It can be divided in two parts, 450445 and 330, that added together give a triangular number (450775 = T₉₄₉).

The spelling of 450445330 in words is "four hundred fifty million, four hundred forty-five thousand, three hundred thirty".