9796729 has 4 divisors (see below), whose sum is σ = 9861760. Its totient is φ = 9731700.

The previous prime is 9796691. The next prime is 9796747. The reversal of 9796729 is 9276979.

9796729 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9796729 - 2¹⁵ = 9763961 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9796429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32289 + ... + 32590.

It is an arithmetic number, because the mean of its divisors is an integer number (2465440).

Almost surely, 2^9796729 is an apocalyptic number.

It is an amenable number.

9796729 is a deficient number, since it is larger than the sum of its proper divisors (65031).

9796729 is a wasteful number, since it uses less digits than its factorization.

9796729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65030.

The product of its digits is 428652, while the sum is 49.

The square root of 9796729 is about 3129.9726835869. The cubic root of 9796729 is about 213.9736844224.

The spelling of 9796729 in words is "nine million, seven hundred ninety-six thousand, seven hundred twenty-nine".