73169797 has 2 divisors, whose sum is σ = 73169798. Its totient is φ = 73169796.

The previous prime is 73169791. The next prime is 73169801. The reversal of 73169797 is 79796137.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51351556 + 21818241 = 7166^2 + 4671^2 .

It is an emirp because it is prime and its reverse (79796137) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73169797 - 2⁷ = 73169669 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73169797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73169791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36584898 + 36584899.

It is an arithmetic number, because the mean of its divisors is an integer number (36584899).

Almost surely, 2^73169797 is an apocalyptic number.

It is an amenable number.

73169797 is a deficient number, since it is larger than the sum of its proper divisors (1).

73169797 is an equidigital number, since it uses as much as digits as its factorization.

73169797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 500094, while the sum is 49.

The square root of 73169797 is about 8553.9345917537. The cubic root of 73169797 is about 418.2577049183.

The spelling of 73169797 in words is "seventy-three million, one hundred sixty-nine thousand, seven hundred ninety-seven".