445332305 has 8 divisors (see below), whose sum is σ = 582980544. Its totient is φ = 323878000.

The previous prime is 445332299. The next prime is 445332319. The reversal of 445332305 is 503233544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 445332305 - 2²² = 441138001 is a prime.

It is a super-2 number, since 2×445332305² = 396641723753226050, which contains 22 as substring.

It is a Duffinian number.

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, 4048421 + ... + 4048530.

It is an arithmetic number, because the mean of its divisors is an integer number (72872568).

Almost surely, 2^445332305 is an apocalyptic number.

It is an amenable number.

445332305 is a deficient number, since it is larger than the sum of its proper divisors (137648239).

445332305 is a wasteful number, since it uses less digits than its factorization.

445332305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8096967.

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 445332305 is about 21102.8980237312. The cubic root of 445332305 is about 763.6506636653.

Adding to 445332305 its reverse (503233544), we get a palindrome (948565849).

The spelling of 445332305 in words is "four hundred forty-five million, three hundred thirty-two thousand, three hundred five".