73608943 has 2 divisors, whose sum is σ = 73608944. Its totient is φ = 73608942.

The previous prime is 73608937. The next prime is 73608967. The reversal of 73608943 is 34980637.

It is a weak prime.

It is an emirp because it is prime and its reverse (34980637) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73608943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73608896 and 73608905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73608923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36804471 + 36804472.

It is an arithmetic number, because the mean of its divisors is an integer number (36804472).

Almost surely, 2^73608943 is an apocalyptic number.

73608943 is a deficient number, since it is larger than the sum of its proper divisors (1).

73608943 is an equidigital number, since it uses as much as digits as its factorization.

73608943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 73608943 is about 8579.5654318852. The cubic root of 73608943 is about 419.0927942908.

The spelling of 73608943 in words is "seventy-three million, six hundred eight thousand, nine hundred forty-three".