445205804 has 12 divisors (see below), whose sum is σ = 780675000. Its totient is φ = 222155808.

The previous prime is 445205797. The next prime is 445205869. The reversal of 445205804 is 408502544.

It is a super-3 number, since 3×445205804³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

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, 109529 + ... + 113520.

It is an arithmetic number, because the mean of its divisors is an integer number (65056250).

Almost surely, 2^445205804 is an apocalyptic number.

It is an amenable number.

445205804 is a deficient number, since it is larger than the sum of its proper divisors (335469196).

445205804 is a wasteful number, since it uses less digits than its factorization.

445205804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223552 (or 223550 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

The square root of 445205804 is about 21099.9005684861. The cubic root of 445205804 is about 763.5783493359.

The spelling of 445205804 in words is "four hundred forty-five million, two hundred five thousand, eight hundred four".