9730998 has 12 divisors (see below), whose sum is σ = 21083868. Its totient is φ = 3243660.

The previous prime is 9730997. The next prime is 9731009. The reversal of 9730998 is 8990379.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9730991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 270288 + ... + 270323.

It is an arithmetic number, because the mean of its divisors is an integer number (1756989).

Almost surely, 2^9730998 is an apocalyptic number.

9730998 is an abundant number, since it is smaller than the sum of its proper divisors (11352870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9730998 is a wasteful number, since it uses less digits than its factorization.

9730998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540619 (or 540616 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 9730998 is about 3119.4547600502. The cubic root of 9730998 is about 213.4940591085.

The spelling of 9730998 in words is "nine million, seven hundred thirty thousand, nine hundred ninety-eight".