444765 has 16 divisors (see below), whose sum is σ = 720000. Its totient is φ = 234432.

The previous prime is 444739. The next prime is 444767. The reversal of 444765 is 567444.

It is not a de Polignac number, because 444765 - 2⁶ = 444701 is a prime.

444765 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444767) 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, 2136 + ... + 2334.

It is an arithmetic number, because the mean of its divisors is an integer number (45000).

2⁴⁴⁴⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

444765 is a deficient number, since it is larger than the sum of its proper divisors (275235).

444765 is a wasteful number, since it uses less digits than its factorization.

444765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356.

The product of its digits is 13440, while the sum is 30.

The square root of 444765 is about 666.9070399988. The cubic root of 444765 is about 76.3326256532.

The spelling of 444765 in words is "four hundred forty-four thousand, seven hundred sixty-five".