445044452 has 12 divisors (see below), whose sum is σ = 780326316. Its totient is φ = 222094080.

The previous prime is 445044409. The next prime is 445044499. The reversal of 445044452 is 254440544.

It can be written as a sum of positive squares in 2 ways, for example, as 133310116 + 311734336 = 11546^2 + 17656^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104693 + ... + 108860.

It is an arithmetic number, because the mean of its divisors is an integer number (65027193).

Almost surely, 2^445044452 is an apocalyptic number.

It is an amenable number.

445044452 is a deficient number, since it is larger than the sum of its proper divisors (335281864).

445044452 is a wasteful number, since it uses less digits than its factorization.

445044452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214078 (or 214076 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 445044452 is about 21096.0766968648. The cubic root of 445044452 is about 763.4860925416.

Adding to 445044452 its reverse (254440544), we get a palindrome (699484996).

The spelling of 445044452 in words is "four hundred forty-five million, forty-four thousand, four hundred fifty-two".