443673 has 6 divisors (see below), whose sum is σ = 640874. Its totient is φ = 295776.

The previous prime is 443659. The next prime is 443687. The reversal of 443673 is 376344.

It is an interprime number because it is at equal distance from previous prime (443659) and next prime (443687).

It can be written as a sum of positive squares in only one way, i.e., 257049 + 186624 = 507^2 + 432^2 .

It is not a de Polignac number, because 443673 - 2⁶ = 443609 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 4⁹ + 6² + 3⁵ + 7 + 3¹¹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24640 + ... + 24657.

2⁴⁴³⁶⁷³ is an apocalyptic number.

It is an amenable number.

443673 is a deficient number, since it is larger than the sum of its proper divisors (197201).

443673 is a wasteful number, since it uses less digits than its factorization.

443673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49303 (or 49300 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 443673 is about 666.0878320462. The cubic root of 443673 is about 76.2701030932.

The spelling of 443673 in words is "four hundred forty-three thousand, six hundred seventy-three".