729803741 has 2 divisors, whose sum is σ = 729803742. Its totient is φ = 729803740.

The previous prime is 729803729. The next prime is 729803759. The reversal of 729803741 is 147308927.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 439782841 + 290020900 = 20971^2 + 17030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-729803741 is a prime.

It is a super-2 number, since 2×729803741² = 1065227000755190162, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729803771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364901870 + 364901871.

It is an arithmetic number, because the mean of its divisors is an integer number (364901871).

Almost surely, 2^729803741 is an apocalyptic number.

It is an amenable number.

729803741 is a deficient number, since it is larger than the sum of its proper divisors (1).

729803741 is an equidigital number, since it uses as much as digits as its factorization.

729803741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 729803741 is about 27014.8799923302. The cubic root of 729803741 is about 900.3306361313.

The spelling of 729803741 in words is "seven hundred twenty-nine million, eight hundred three thousand, seven hundred forty-one".