445326 has 32 divisors (see below), whose sum is σ = 1064448. Its totient is φ = 121440.

The previous prime is 445321. The next prime is 445339. The reversal of 445326 is 623544.

445326 is nontrivially palindromic in base 5.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 445296 and 445305.

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 445326.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736 + ... + 1196.

It is an arithmetic number, because the mean of its divisors is an integer number (33264).

2⁴⁴⁵³²⁶ is an apocalyptic number.

445326 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 445326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532224).

445326 is an abundant number, since it is smaller than the sum of its proper divisors (619122).

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

445326 is a wasteful number, since it uses less digits than its factorization.

445326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496.

The product of its digits is 2880, while the sum is 24.

The square root of 445326 is about 667.3275058021. The cubic root of 445326 is about 76.3647059735.

The spelling of 445326 in words is "four hundred forty-five thousand, three hundred twenty-six".