445922632 has 16 divisors (see below), whose sum is σ = 838747260. Its totient is φ = 222256704.

The previous prime is 445922629. The next prime is 445922639. The reversal of 445922632 is 236229544.

It can be written as a sum of positive squares in 2 ways, for example, as 279357796 + 166564836 = 16714^2 + 12906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 445922591 and 445922600.

It is not an unprimeable number, because it can be changed into a prime (445922639) 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 3 ways as a sum of consecutive naturals, for example, 85383 + ... + 90454.

Almost surely, 2^445922632 is an apocalyptic number.

It is an amenable number.

445922632 is a deficient number, since it is larger than the sum of its proper divisors (392824628).

445922632 is a wasteful number, since it uses less digits than its factorization.

445922632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176160 (or 176156 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 445922632 is about 21116.8802620084. The cubic root of 445922632 is about 763.9879433054.

The spelling of 445922632 in words is "four hundred forty-five million, nine hundred twenty-two thousand, six hundred thirty-two".