445532012 has 6 divisors (see below), whose sum is σ = 779681028. Its totient is φ = 222766004.

The previous prime is 445531997. The next prime is 445532023. The reversal of 445532012 is 210235544.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55691498 + ... + 55691505.

It is an arithmetic number, because the mean of its divisors is an integer number (129946838).

Almost surely, 2^445532012 is an apocalyptic number.

It is an amenable number.

445532012 is a deficient number, since it is larger than the sum of its proper divisors (334149016).

445532012 is a wasteful number, since it uses less digits than its factorization.

445532012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111383007 (or 111383005 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 445532012 is about 21107.6292368423. The cubic root of 445532012 is about 763.7647983539.

Adding to 445532012 its reverse (210235544), we get a palindrome (655767556).

The spelling of 445532012 in words is "four hundred forty-five million, five hundred thirty-two thousand, twelve".