9684994869 has 12 divisors (see below), whose sum is σ = 15261204192. Its totient is φ = 5869693800.

The previous prime is 9684994853. The next prime is 9684994901.

It is a happy number.

9684994869 is a `hidden beast` number, since 96 + 8 + 499 + 48 + 6 + 9 = 666.

9684994869 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9684994869 - 2⁴ = 9684994853 is a prime.

It is a super-2 number, since 2×9684994869² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9684994797 and 9684994806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9684994369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48914017 + ... + 48914214.

It is an arithmetic number, because the mean of its divisors is an integer number (1271767016).

Almost surely, 2^9684994869 is an apocalyptic number.

9684994869 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

It is an amenable number.

9684994869 is a deficient number, since it is larger than the sum of its proper divisors (5576209323).

9684994869 is a wasteful number, since it uses less digits than its factorization.

9684994869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97828248 (or 97828245 counting only the distinct ones).

The product of its digits is 241864704, while the sum is 72.

The square root of 9684994869 is about 98412.3715241128. The cubic root of 9684994869 is about 2131.5709768642.

The spelling of 9684994869 in words is "nine billion, six hundred eighty-four million, nine hundred ninety-four thousand, eight hundred sixty-nine".