445003312 has 40 divisors (see below), whose sum is σ = 934499216. Its totient is φ = 204062976.

The previous prime is 445003297. The next prime is 445003327. The reversal of 445003312 is 213300544.

It is an interprime number because it is at equal distance from previous prime (445003297) and next prime (445003327).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25843 + ... + 39469.

Almost surely, 2^445003312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445003312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (467249608).

445003312 is an abundant number, since it is smaller than the sum of its proper divisors (489495904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445003312 is a wasteful number, since it uses less digits than its factorization.

445003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13805 (or 13799 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 445003312 is about 21095.1016115116. The cubic root of 445003312 is about 763.4625662133.

Adding to 445003312 its reverse (213300544), we get a palindrome (658303856).

The spelling of 445003312 in words is "four hundred forty-five million, three thousand, three hundred twelve".