9729741 has 8 divisors (see below), whose sum is σ = 14826304. Its totient is φ = 5559840.

The previous prime is 9729697. The next prime is 9729743. The reversal of 9729741 is 1479279.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9729741 - 2⁶ = 9729677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9729741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9729743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231640 + ... + 231681.

It is an arithmetic number, because the mean of its divisors is an integer number (1853288).

Almost surely, 2^9729741 is an apocalyptic number.

It is an amenable number.

9729741 is a deficient number, since it is larger than the sum of its proper divisors (5096563).

9729741 is a wasteful number, since it uses less digits than its factorization.

9729741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463331.

The product of its digits is 31752, while the sum is 39.

The square root of 9729741 is about 3119.2532760262. The cubic root of 9729741 is about 213.4848660265.

The spelling of 9729741 in words is "nine million, seven hundred twenty-nine thousand, seven hundred forty-one".