444605 has 8 divisors (see below), whose sum is σ = 609792. Its totient is φ = 304848.

The previous prime is 444589. The next prime is 444607. The reversal of 444605 is 506444.

444605 = T₁₂₄ + T₁₂₅ + ... + T₁₆₅.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444605 - 2⁴ = 444589 is a prime.

It is a Duffinian number.

It is a Curzon 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 444605.

It is not an unprimeable number, because it can be changed into a prime (444607) 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 7 ways as a sum of consecutive naturals, for example, 6317 + ... + 6386.

It is an arithmetic number, because the mean of its divisors is an integer number (76224).

2⁴⁴⁴⁶⁰⁵ is an apocalyptic number.

It is an amenable number.

444605 is a deficient number, since it is larger than the sum of its proper divisors (165187).

444605 is a wasteful number, since it uses less digits than its factorization.

444605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12715.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 444605 is about 666.7870724602. The cubic root of 444605 is about 76.3234712421.

The spelling of 444605 in words is "four hundred forty-four thousand, six hundred five".