729601065 has 24 divisors (see below), whose sum is σ = 1267531200. Its totient is φ = 388231584.

The previous prime is 729601057. The next prime is 729601141. The reversal of 729601065 is 560106927.

It is not a de Polignac number, because 729601065 - 2³ = 729601057 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1636 + ... + 38234.

It is an arithmetic number, because the mean of its divisors is an integer number (52813800).

Almost surely, 2^729601065 is an apocalyptic number.

It is an amenable number.

729601065 is a deficient number, since it is larger than the sum of its proper divisors (537930135).

729601065 is a wasteful number, since it uses less digits than its factorization.

729601065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37053 (or 37050 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 729601065 is about 27011.1285399185. The cubic root of 729601065 is about 900.2472839019.

The spelling of 729601065 in words is "seven hundred twenty-nine million, six hundred one thousand, sixty-five".