445225132 has 12 divisors (see below), whose sum is σ = 849975336. Its totient is φ = 202375040.

The previous prime is 445225097. The next prime is 445225141. The reversal of 445225132 is 231522544.

It is a self number, because there is not a number n which added to its sum of digits gives 445225132.

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 3 ways as a sum of consecutive naturals, for example, 5059333 + ... + 5059420.

It is an arithmetic number, because the mean of its divisors is an integer number (70831278).

Almost surely, 2^445225132 is an apocalyptic number.

It is an amenable number.

445225132 is a deficient number, since it is larger than the sum of its proper divisors (404750204).

445225132 is a wasteful number, since it uses less digits than its factorization.

445225132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10118768 (or 10118766 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 445225132 is about 21100.3585751522. The cubic root of 445225132 is about 763.5893990786.

Adding to 445225132 its reverse (231522544), we get a palindrome (676747676).

It can be divided in two parts, 4452 and 25132, that added together give a square (29584 = 172²).

The spelling of 445225132 in words is "four hundred forty-five million, two hundred twenty-five thousand, one hundred thirty-two".