729550343 has 2 divisors, whose sum is σ = 729550344. Its totient is φ = 729550342.

The previous prime is 729550321. The next prime is 729550417. The reversal of 729550343 is 343055927.

729550343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 729550343 - 2⁶ = 729550279 is a prime.

It is equal to p_37702199 and since 729550343 and 37702199 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 729550297 and 729550306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729550313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364775171 + 364775172.

It is an arithmetic number, because the mean of its divisors is an integer number (364775172).

Almost surely, 2^729550343 is an apocalyptic number.

729550343 is a deficient number, since it is larger than the sum of its proper divisors (1).

729550343 is an equidigital number, since it uses as much as digits as its factorization.

729550343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 729550343 is about 27010.1896142919. The cubic root of 729550343 is about 900.2264216330.

The spelling of 729550343 in words is "seven hundred twenty-nine million, five hundred fifty thousand, three hundred forty-three".