9799730 has 16 divisors (see below), whose sum is σ = 17760600. Its totient is φ = 3892992.

The previous prime is 9799703. The next prime is 9799733. The reversal of 9799730 is 379979.

It can be written as a sum of positive squares in 4 ways, for example, as 8720209 + 1079521 = 2953^2 + 1039^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9799733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1799 + ... + 4778.

Almost surely, 2^9799730 is an apocalyptic number.

9799730 is a deficient number, since it is larger than the sum of its proper divisors (7960870).

9799730 is a wasteful number, since it uses less digits than its factorization.

9799730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 9799730 is about 3130.4520440345. The cubic root of 9799730 is about 213.9955308118.

The spelling of 9799730 in words is "nine million, seven hundred ninety-nine thousand, seven hundred thirty".