444959 has 4 divisors (see below), whose sum is σ = 446400. Its totient is φ = 443520.

The previous prime is 444953. The next prime is 444967. The reversal of 444959 is 959444.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 444959 - 2¹² = 440863 is a prime.

It is a Duffinian number.

Its product of digits (25920) is a multiple of the sum of its prime divisors (1440).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444953) 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 3 ways as a sum of consecutive naturals, for example, 47 + ... + 944.

It is an arithmetic number, because the mean of its divisors is an integer number (111600).

2⁴⁴⁴⁹⁵⁹ is an apocalyptic number.

444959 is a deficient number, since it is larger than the sum of its proper divisors (1441).

444959 is an equidigital number, since it uses as much as digits as its factorization.

444959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440.

The product of its digits is 25920, while the sum is 35.

The square root of 444959 is about 667.0524716992. The cubic root of 444959 is about 76.3437224322.

The spelling of 444959 in words is "four hundred forty-four thousand, nine hundred fifty-nine".