9898766 has 8 divisors (see below), whose sum is σ = 14926464. Its totient is φ = 4923280.

The previous prime is 9898723. The next prime is 9898769. The reversal of 9898766 is 6678989.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9898769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12575 + ... + 13338.

It is an arithmetic number, because the mean of its divisors is an integer number (1865808).

Almost surely, 2^9898766 is an apocalyptic number.

9898766 is a deficient number, since it is larger than the sum of its proper divisors (5027698).

9898766 is a wasteful number, since it uses less digits than its factorization.

9898766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26106.

The product of its digits is 1306368, while the sum is 53.

The square root of 9898766 is about 3146.2304429269. The cubic root of 9898766 is about 214.7139950470.

The spelling of 9898766 in words is "nine million, eight hundred ninety-eight thousand, seven hundred sixty-six".