445005226 has 32 divisors (see below), whose sum is σ = 734097168. Its totient is φ = 201461760.

The previous prime is 445005221. The next prime is 445005229. The reversal of 445005226 is 622500544.

It can be written as a sum of positive squares in 8 ways, for example, as 194574601 + 250430625 = 13949^2 + 15825^2 .

It is a super-2 number, since 2×445005226² = 396059302334622152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445005194 and 445005203.

It is not an unprimeable number, because it can be changed into a prime (445005221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99576 + ... + 103948.

Almost surely, 2^445005226 is an apocalyptic number.

445005226 is a deficient number, since it is larger than the sum of its proper divisors (289091942).

445005226 is a wasteful number, since it uses less digits than its factorization.

445005226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 445005226 is about 21095.1469774448. The cubic root of 445005226 is about 763.4636607858.

The spelling of 445005226 in words is "four hundred forty-five million, five thousand, two hundred twenty-six".