445373 has 4 divisors (see below), whose sum is σ = 451548. Its totient is φ = 439200.

The previous prime is 445363. The next prime is 445427. The reversal of 445373 is 373544.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 267289 + 178084 = 517^2 + 422^2 .

It is a cyclic number.

It is not a de Polignac number, because 445373 - 2¹⁰ = 444349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 445373.

It is not an unprimeable number, because it can be changed into a prime (445363) 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 3 ways as a sum of consecutive naturals, for example, 2978 + ... + 3123.

It is an arithmetic number, because the mean of its divisors is an integer number (112887).

2⁴⁴⁵³⁷³ is an apocalyptic number.

It is an amenable number.

445373 is a deficient number, since it is larger than the sum of its proper divisors (6175).

445373 is an equidigital number, since it uses as much as digits as its factorization.

445373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174.

The product of its digits is 5040, while the sum is 26.

The square root of 445373 is about 667.3627199657. The cubic root of 445373 is about 76.3673924061.

It can be divided in two parts, 445 and 373, that added together give a palindrome (818).

The spelling of 445373 in words is "four hundred forty-five thousand, three hundred seventy-three".