445522332 has 48 divisors (see below), whose sum is σ = 1102217760. Its totient is φ = 139579392.

The previous prime is 445522327. The next prime is 445522333. The reversal of 445522332 is 233225544.

It is a self number, because there is not a number n which added to its sum of digits gives 445522332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445522333) 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, 249828 + ... + 251604.

It is an arithmetic number, because the mean of its divisors is an integer number (22962870).

Almost surely, 2^445522332 is an apocalyptic number.

It is an amenable number.

445522332 is an abundant number, since it is smaller than the sum of its proper divisors (656695428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445522332 is a wasteful number, since it uses less digits than its factorization.

445522332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030 (or 3028 counting only the distinct ones).

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

The square root of 445522332 is about 21107.3999346201. The cubic root of 445522332 is about 763.7592669169.

Adding to 445522332 its reverse (233225544), we get a palindrome (678747876).

The spelling of 445522332 in words is "four hundred forty-five million, five hundred twenty-two thousand, three hundred thirty-two".