73346729 has 2 divisors, whose sum is σ = 73346730. Its totient is φ = 73346728.

The previous prime is 73346723. The next prime is 73346761. The reversal of 73346729 is 92764337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49561600 + 23785129 = 7040^2 + 4877^2 .

It is an emirp because it is prime and its reverse (92764337) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73346729 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73346723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36673364 + 36673365.

It is an arithmetic number, because the mean of its divisors is an integer number (36673365).

Almost surely, 2^73346729 is an apocalyptic number.

It is an amenable number.

73346729 is a deficient number, since it is larger than the sum of its proper divisors (1).

73346729 is an equidigital number, since it uses as much as digits as its factorization.

73346729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 41.

The square root of 73346729 is about 8564.2704884888. The cubic root of 73346729 is about 418.5945634138.

The spelling of 73346729 in words is "seventy-three million, three hundred forty-six thousand, seven hundred twenty-nine".