41643 has 12 divisors (see below), whose sum is σ = 68848. Its totient is φ = 23760.

The previous prime is 41641. The next prime is 41647. The reversal of 41643 is 34614.

41643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41643 - 2¹ = 41641 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (41641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 268 + ... + 393.

2⁴¹⁶⁴³ is an apocalyptic number.

41643 is a deficient number, since it is larger than the sum of its proper divisors (27205).

41643 is a wasteful number, since it uses less digits than its factorization.

41643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 671 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 41643 is about 204.0661657404. The cubic root of 41643 is about 34.6614986543.

The spelling of 41643 in words is "forty-one thousand, six hundred forty-three".