445530332 has 48 divisors (see below), whose sum is σ = 882319872. Its totient is φ = 195307200.

The previous prime is 445530331. The next prime is 445530341. The reversal of 445530332 is 233035544.

It is a junction number, because it is equal to n+sod(n) for n = 445530295 and 445530304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445530331) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 179363 + ... + 181829.

It is an arithmetic number, because the mean of its divisors is an integer number (18381664).

Almost surely, 2^445530332 is an apocalyptic number.

It is an amenable number.

445530332 is a deficient number, since it is larger than the sum of its proper divisors (436789540).

445530332 is a wasteful number, since it uses less digits than its factorization.

445530332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658 (or 2656 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 445530332 is about 21107.5894407675. The cubic root of 445530332 is about 763.7638383582.

Adding to 445530332 its reverse (233035544), we get a palindrome (678565876).

The spelling of 445530332 in words is "four hundred forty-five million, five hundred thirty thousand, three hundred thirty-two".