9698993 has 4 divisors (see below), whose sum is σ = 10269540. Its totient is φ = 9128448.

The previous prime is 9698981. The next prime is 9699007. The reversal of 9698993 is 3998969.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8334769 + 1364224 = 2887^2 + 1168^2 .

It is a cyclic number.

It is not a de Polignac number, because 9698993 - 2⁸ = 9698737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9698393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285248 + ... + 285281.

It is an arithmetic number, because the mean of its divisors is an integer number (2567385).

Almost surely, 2^9698993 is an apocalyptic number.

It is an amenable number.

9698993 is a deficient number, since it is larger than the sum of its proper divisors (570547).

9698993 is a wasteful number, since it uses less digits than its factorization.

9698993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570546.

The product of its digits is 944784, while the sum is 53.

The square root of 9698993 is about 3114.3206321765. The cubic root of 9698993 is about 213.2597432267.

The spelling of 9698993 in words is "nine million, six hundred ninety-eight thousand, nine hundred ninety-three".