444563 has 8 divisors (see below), whose sum is σ = 520800. Its totient is φ = 371520.

The previous prime is 444557. The next prime is 444569. The reversal of 444563 is 365444.

It is an interprime number because it is at equal distance from previous prime (444557) and next prime (444569).

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 444563 - 2⁴ = 444547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (444569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488 + ... + 1061.

It is an arithmetic number, because the mean of its divisors is an integer number (65100).

2⁴⁴⁴⁵⁶³ is an apocalyptic number.

444563 is a deficient number, since it is larger than the sum of its proper divisors (76237).

444563 is a wasteful number, since it uses less digits than its factorization.

444563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597.

The product of its digits is 5760, while the sum is 26.

The square root of 444563 is about 666.7555774045. The cubic root of 444563 is about 76.3210678453.

The spelling of 444563 in words is "four hundred forty-four thousand, five hundred sixty-three".