445682752 has 14 divisors (see below), whose sum is σ = 884401838. Its totient is φ = 222841344.

The previous prime is 445682749. The next prime is 445682779. The reversal of 445682752 is 257286544.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 232989696 + 212693056 = 15264^2 + 14584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 445682699 and 445682708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3481833 + ... + 3481960.

Almost surely, 2^445682752 is an apocalyptic number.

It is an amenable number.

445682752 is a deficient number, since it is larger than the sum of its proper divisors (438719086).

445682752 is an equidigital number, since it uses as much as digits as its factorization.

445682752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6963805 (or 6963795 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The square root of 445682752 is about 21111.1996816855. The cubic root of 445682752 is about 763.8509252919.

The spelling of 445682752 in words is "four hundred forty-five million, six hundred eighty-two thousand, seven hundred fifty-two".