73842697 has 2 divisors, whose sum is σ = 73842698. Its totient is φ = 73842696.

The previous prime is 73842667. The next prime is 73842707. The reversal of 73842697 is 79624837.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46185616 + 27657081 = 6796^2 + 5259^2 .

It is an emirp because it is prime and its reverse (79624837) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73842697 is a prime.

It is not a weakly prime, because it can be changed into another prime (73842617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36921348 + 36921349.

It is an arithmetic number, because the mean of its divisors is an integer number (36921349).

Almost surely, 2^73842697 is an apocalyptic number.

It is an amenable number.

73842697 is a deficient number, since it is larger than the sum of its proper divisors (1).

73842697 is an equidigital number, since it uses as much as digits as its factorization.

73842697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 46.

The square root of 73842697 is about 8593.1773518298. The cubic root of 73842697 is about 419.5359519478.

The spelling of 73842697 in words is "seventy-three million, eight hundred forty-two thousand, six hundred ninety-seven".