729554041 has 4 divisors (see below), whose sum is σ = 747348084. Its totient is φ = 711760000.

The previous prime is 729554017. The next prime is 729554051. The reversal of 729554041 is 140455927.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118722816 + 610831225 = 10896^2 + 24715^2 .

It is not a de Polignac number, because 729554041 - 2⁵ = 729554009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (729554011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8896960 + ... + 8897041.

It is an arithmetic number, because the mean of its divisors is an integer number (186837021).

Almost surely, 2^729554041 is an apocalyptic number.

It is an amenable number.

729554041 is a deficient number, since it is larger than the sum of its proper divisors (17794043).

729554041 is a wasteful number, since it uses less digits than its factorization.

729554041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17794042.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 729554041 is about 27010.2580698519. The cubic root of 729554041 is about 900.2279426757.

The spelling of 729554041 in words is "seven hundred twenty-nine million, five hundred fifty-four thousand, forty-one".