445007516 has 12 divisors (see below), whose sum is σ = 796874232. Its totient is φ = 217329168.

The previous prime is 445007513. The next prime is 445007533. The reversal of 445007516 is 615700544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445007513) 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, 1293455 + ... + 1293798.

It is an arithmetic number, because the mean of its divisors is an integer number (66406186).

Almost surely, 2^445007516 is an apocalyptic number.

It is an amenable number.

445007516 is a deficient number, since it is larger than the sum of its proper divisors (351866716).

445007516 is a wasteful number, since it uses less digits than its factorization.

445007516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587300 (or 2587298 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 445007516 is about 21095.2012552618. The cubic root of 445007516 is about 763.4649703800.

The spelling of 445007516 in words is "four hundred forty-five million, seven thousand, five hundred sixteen".