444872 has 8 divisors (see below), whose sum is σ = 834150. Its totient is φ = 222432.

The previous prime is 444869. The next prime is 444877. The reversal of 444872 is 278444.

It can be written as a sum of positive squares in only one way, i.e., 417316 + 27556 = 646^2 + 166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×444872² = 395822192768, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 444872.

It is not an unprimeable number, because it can be changed into a prime (444877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27797 + ... + 27812.

2⁴⁴⁴⁸⁷² is an apocalyptic number.

It is an amenable number.

444872 is a deficient number, since it is larger than the sum of its proper divisors (389278).

444872 is a wasteful number, since it uses less digits than its factorization.

444872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55615 (or 55611 counting only the distinct ones).

The product of its digits is 7168, while the sum is 29.

The square root of 444872 is about 666.9872562501. The cubic root of 444872 is about 76.3387464406.

The spelling of 444872 in words is "four hundred forty-four thousand, eight hundred seventy-two".