445329 has 6 divisors (see below), whose sum is σ = 643266. Its totient is φ = 296880.

The previous prime is 445321. The next prime is 445339. The reversal of 445329 is 923544.

It can be written as a sum of positive squares in only one way, i.e., 304704 + 140625 = 552^2 + 375^2 .

It is not a de Polignac number, because 445329 - 2³ = 445321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (445321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24732 + ... + 24749.

It is an arithmetic number, because the mean of its divisors is an integer number (107211).

2⁴⁴⁵³²⁹ is an apocalyptic number.

It is an amenable number.

445329 is a deficient number, since it is larger than the sum of its proper divisors (197937).

445329 is a wasteful number, since it uses less digits than its factorization.

445329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49487 (or 49484 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 445329 is about 667.3297535702. The cubic root of 445329 is about 76.3648774535.

The spelling of 445329 in words is "four hundred forty-five thousand, three hundred twenty-nine".