9907868 has 6 divisors (see below), whose sum is σ = 17338776. Its totient is φ = 4953932.

The previous prime is 9907867. The next prime is 9907901. The reversal of 9907868 is 8687099.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9907861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1238480 + ... + 1238487.

It is an arithmetic number, because the mean of its divisors is an integer number (2889796).

Almost surely, 2^9907868 is an apocalyptic number.

It is an amenable number.

9907868 is a deficient number, since it is larger than the sum of its proper divisors (7430908).

9907868 is a wasteful number, since it uses less digits than its factorization.

9907868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476971 (or 2476969 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 9907868 is about 3147.6766034648. The cubic root of 9907868 is about 214.7797853379.

The spelling of 9907868 in words is "nine million, nine hundred seven thousand, eight hundred sixty-eight".