444500 has 48 divisors (see below), whose sum is σ = 1118208. Its totient is φ = 151200.

The previous prime is 444487. The next prime is 444517. The reversal of 444500 is 5444.

It is a congruent number.

It is an unprimeable number.

444500 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 15 ways as a sum of consecutive naturals, for example, 3437 + ... + 3563.

It is an arithmetic number, because the mean of its divisors is an integer number (23296).

2⁴⁴⁴⁵⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (559104).

444500 is an abundant number, since it is smaller than the sum of its proper divisors (673708).

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

444500 is a wasteful number, since it uses less digits than its factorization.

444500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 444500 is about 666.7083320313. The cubic root of 444500 is about 76.3174624662.

Adding to 444500 its reverse (5444), we get a palindrome (449944).

The spelling of 444500 in words is "four hundred forty-four thousand, five hundred".