73164769 has 2 divisors, whose sum is σ = 73164770. Its totient is φ = 73164768.

The previous prime is 73164757. The next prime is 73164809. The reversal of 73164769 is 96746137.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42771600 + 30393169 = 6540^2 + 5513^2 .

It is an emirp because it is prime and its reverse (96746137) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73164769 - 2¹¹ = 73162721 is a prime.

It is a super-2 number, since 2×73164769² = 10706166845646722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73164569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36582384 + 36582385.

It is an arithmetic number, because the mean of its divisors is an integer number (36582385).

Almost surely, 2^73164769 is an apocalyptic number.

It is an amenable number.

73164769 is a deficient number, since it is larger than the sum of its proper divisors (1).

73164769 is an equidigital number, since it uses as much as digits as its factorization.

73164769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 43.

The square root of 73164769 is about 8553.6406868654. The cubic root of 73164769 is about 418.2481242444.

The spelling of 73164769 in words is "seventy-three million, one hundred sixty-four thousand, seven hundred sixty-nine".