41643243 has 12 divisors (see below), whose sum is σ = 60424000. Its totient is φ = 27636336.

The previous prime is 41643229. The next prime is 41643253. The reversal of 41643243 is 34234614.

41643243 is a `hidden beast` number, since 416 + 4 + 3 + 243 = 666.

It is not a de Polignac number, because 41643243 - 2⁴ = 41643227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41643253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8368 + ... + 12381.

Almost surely, 2^41643243 is an apocalyptic number.

41643243 is a deficient number, since it is larger than the sum of its proper divisors (18780757).

41643243 is a wasteful number, since it uses less digits than its factorization.

41643243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20978 (or 20975 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 41643243 is about 6453.1575991913. The cubic root of 41643243 is about 346.6156607444.

Adding to 41643243 its reverse (34234614), we get a palindrome (75877857).

The spelling of 41643243 in words is "forty-one million, six hundred forty-three thousand, two hundred forty-three".