444863 has 2 divisors, whose sum is σ = 444864. Its totient is φ = 444862.

The previous prime is 444859. The next prime is 444869. The reversal of 444863 is 368444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444863 - 2² = 444859 is a prime.

It is a Sophie Germain prime.

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 444863.

It is not a weakly prime, because it can be changed into another prime (444869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222431 + 222432.

It is an arithmetic number, because the mean of its divisors is an integer number (222432).

2⁴⁴⁴⁸⁶³ is an apocalyptic number.

444863 is a deficient number, since it is larger than the sum of its proper divisors (1).

444863 is an equidigital number, since it uses as much as digits as its factorization.

444863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 29.

The square root of 444863 is about 666.9805094604. The cubic root of 444863 is about 76.3382316458.

The spelling of 444863 in words is "four hundred forty-four thousand, eight hundred sixty-three".