445946005 has 16 divisors (see below), whose sum is σ = 553411584. Its totient is φ = 344615040.

The previous prime is 445946003. The next prime is 445946029. The reversal of 445946005 is 500649544.

It is not a de Polignac number, because 445946005 - 2¹ = 445946003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445946003) 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 15 ways as a sum of consecutive naturals, for example, 93304 + ... + 97966.

It is an arithmetic number, because the mean of its divisors is an integer number (34588224).

Almost surely, 2^445946005 is an apocalyptic number.

It is an amenable number.

445946005 is a deficient number, since it is larger than the sum of its proper divisors (107465579).

445946005 is a wasteful number, since it uses less digits than its factorization.

445946005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 445946005 is about 21117.4336745732. The cubic root of 445946005 is about 764.0012911951.

The spelling of 445946005 in words is "four hundred forty-five million, nine hundred forty-six thousand, five".