43673 has 8 divisors (see below), whose sum is σ = 52992. Its totient is φ = 35136.

The previous prime is 43669. The next prime is 43691. The reversal of 43673 is 37634.

43673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 43673 - 2² = 43669 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43613) 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, 65 + ... + 302.

It is an arithmetic number, because the mean of its divisors is an integer number (6624).

2⁴³⁶⁷³ is an apocalyptic number.

It is an amenable number.

43673 is a deficient number, since it is larger than the sum of its proper divisors (9319).

43673 is a wasteful number, since it uses less digits than its factorization.

43673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391.

The product of its digits is 1512, while the sum is 23.

The square root of 43673 is about 208.9808603676. The cubic root of 43673 is about 35.2158094446.

The spelling of 43673 in words is "forty-three thousand, six hundred seventy-three".