9801730 has 8 divisors (see below), whose sum is σ = 17643132. Its totient is φ = 3920688.

The previous prime is 9801713. The next prime is 9801769. The reversal of 9801730 is 371089.

It can be written as a sum of positive squares in 2 ways, for example, as 9480241 + 321489 = 3079^2 + 567^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490077 + ... + 490096.

Almost surely, 2^9801730 is an apocalyptic number.

9801730 is a deficient number, since it is larger than the sum of its proper divisors (7841402).

9801730 is a wasteful number, since it uses less digits than its factorization.

9801730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980180.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 9801730 is about 3130.7714704207. The cubic root of 9801730 is about 214.0100877418.

The spelling of 9801730 in words is "nine million, eight hundred one thousand, seven hundred thirty".