445012232 has 32 divisors (see below), whose sum is σ = 956387520. Its totient is φ = 190161600.

The previous prime is 445012231. The next prime is 445012313. The reversal of 445012232 is 232210544.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 445012198 and 445012207.

It is not an unprimeable number, because it can be changed into a prime (445012231) 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, 7982 + ... + 30882.

It is an arithmetic number, because the mean of its divisors is an integer number (29887110).

Almost surely, 2^445012232 is an apocalyptic number.

It is an amenable number.

445012232 is an abundant number, since it is smaller than the sum of its proper divisors (511375288).

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

445012232 is a wasteful number, since it uses less digits than its factorization.

445012232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23261 (or 23257 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 445012232 is about 21095.3130339419. The cubic root of 445012232 is about 763.4676673293.

Adding to 445012232 its reverse (232210544), we get a palindrome (677222776).

The spelling of 445012232 in words is "four hundred forty-five million, twelve thousand, two hundred thirty-two".