445344 has 24 divisors (see below), whose sum is σ = 1169280. Its totient is φ = 148416.

The previous prime is 445339. The next prime is 445363. The reversal of 445344 is 443544.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

445344 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2224 + ... + 2415.

It is an arithmetic number, because the mean of its divisors is an integer number (48720).

2⁴⁴⁵³⁴⁴ is an apocalyptic number.

It is an amenable number.

445344 is an abundant number, since it is smaller than the sum of its proper divisors (723936).

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

445344 is a wasteful number, since it uses less digits than its factorization.

445344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652 (or 4644 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 445344 is about 667.3409922970. The cubic root of 445344 is about 76.3657348424.

Adding to 445344 its reverse (443544), we get a palindrome (888888).

The spelling of 445344 in words is "four hundred forty-five thousand, three hundred forty-four".