729288887 has 2 divisors, whose sum is σ = 729288888. Its totient is φ = 729288886.

The previous prime is 729288881. The next prime is 729288893. The reversal of 729288887 is 788882927.

729288887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (729288881) and next prime (729288893).

It is a cyclic number.

It is not a de Polignac number, because 729288887 - 2⁴ = 729288871 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729288881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364644443 + 364644444.

It is an arithmetic number, because the mean of its divisors is an integer number (364644444).

Almost surely, 2^729288887 is an apocalyptic number.

729288887 is a deficient number, since it is larger than the sum of its proper divisors (1).

729288887 is an equidigital number, since it uses as much as digits as its factorization.

729288887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7225344, while the sum is 59.

The square root of 729288887 is about 27005.3492293657. The cubic root of 729288887 is about 900.1188678389.

The spelling of 729288887 in words is "seven hundred twenty-nine million, two hundred eighty-eight thousand, eight hundred eighty-seven".