444635 has 8 divisors (see below), whose sum is σ = 565056. Its totient is φ = 334720.

The previous prime is 444623. The next prime is 444637. The reversal of 444635 is 536444.

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

It is not a de Polignac number, because 444635 - 2¹⁴ = 428251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444637) 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, 2531 + ... + 2700.

It is an arithmetic number, because the mean of its divisors is an integer number (70632).

2⁴⁴⁴⁶³⁵ is an apocalyptic number.

444635 is a deficient number, since it is larger than the sum of its proper divisors (120421).

444635 is a wasteful number, since it uses less digits than its factorization.

444635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5253.

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

The square root of 444635 is about 666.8095680177. The cubic root of 444635 is about 76.3251878614.

Subtracting 444635 from its reverse (536444), we obtain a square (91809 = 303²).

The spelling of 444635 in words is "four hundred forty-four thousand, six hundred thirty-five".