73766043 has 24 divisors (see below), whose sum is σ = 121500288. Its totient is φ = 42723072.

The previous prime is 73766041. The next prime is 73766047. The reversal of 73766043 is 34066737.

It is not a de Polignac number, because 73766043 - 2¹ = 73766041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73765989 and 73766007.

It is not an unprimeable number, because it can be changed into a prime (73766041) 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 23 ways as a sum of consecutive naturals, for example, 16555 + ... + 20532.

It is an arithmetic number, because the mean of its divisors is an integer number (5062512).

Almost surely, 2^73766043 is an apocalyptic number.

73766043 is a deficient number, since it is larger than the sum of its proper divisors (47734245).

73766043 is a wasteful number, since it uses less digits than its factorization.

73766043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37123 (or 37120 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 73766043 is about 8588.7160274397. The cubic root of 73766043 is about 419.3907322470.

The spelling of 73766043 in words is "seventy-three million, seven hundred sixty-six thousand, forty-three".