73043843 has 8 divisors (see below), whose sum is σ = 76095360. Its totient is φ = 70035840.

The previous prime is 73043807. The next prime is 73043863. The reversal of 73043843 is 34834037.

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 73043843 - 2¹⁰ = 73042819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73043863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7430 + ... + 14187.

It is an arithmetic number, because the mean of its divisors is an integer number (9511920).

Almost surely, 2^73043843 is an apocalyptic number.

73043843 is a deficient number, since it is larger than the sum of its proper divisors (3051517).

73043843 is a wasteful number, since it uses less digits than its factorization.

73043843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21757.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 73043843 is about 8546.5690777060. The cubic root of 73043843 is about 418.0175717375.

The spelling of 73043843 in words is "seventy-three million, forty-three thousand, eight hundred forty-three".