445112452 has 12 divisors (see below), whose sum is σ = 784633500. Its totient is φ = 220931456.

The previous prime is 445112401. The next prime is 445112489. The reversal of 445112452 is 254211544.

It can be written as a sum of positive squares in 2 ways, for example, as 97140736 + 347971716 = 9856^2 + 18654^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 445112452.

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, 405577 + ... + 406672.

It is an arithmetic number, because the mean of its divisors is an integer number (65386125).

Almost surely, 2^445112452 is an apocalyptic number.

It is an amenable number.

445112452 is a deficient number, since it is larger than the sum of its proper divisors (339521048).

445112452 is a wasteful number, since it uses less digits than its factorization.

445112452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812390 (or 812388 counting only the distinct ones).

The product of its digits is 6400, while the sum is 28.

The square root of 445112452 is about 21097.6883093859. The cubic root of 445112452 is about 763.5249758562.

Adding to 445112452 its reverse (254211544), we get a palindrome (699323996).

The spelling of 445112452 in words is "four hundred forty-five million, one hundred twelve thousand, four hundred fifty-two".