9729345 has 16 divisors (see below), whose sum is σ = 16244352. Its totient is φ = 4963200.

The previous prime is 9729289. The next prime is 9729361. The reversal of 9729345 is 5439279.

It is not a de Polignac number, because 9729345 - 2⁷ = 9729217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13756 + ... + 14445.

It is an arithmetic number, because the mean of its divisors is an integer number (1015272).

Almost surely, 2^9729345 is an apocalyptic number.

It is an amenable number.

9729345 is a deficient number, since it is larger than the sum of its proper divisors (6515007).

9729345 is a wasteful number, since it uses less digits than its factorization.

9729345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28232.

The product of its digits is 68040, while the sum is 39.

The square root of 9729345 is about 3119.1897986496. The cubic root of 9729345 is about 213.4819697125.

The spelling of 9729345 in words is "nine million, seven hundred twenty-nine thousand, three hundred forty-five".