9887925 has 12 divisors (see below), whose sum is σ = 16348160. Its totient is φ = 5273520.

The previous prime is 9887921. The next prime is 9887939. The reversal of 9887925 is 5297889.

It is a happy number.

9887925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9887925 - 2² = 9887921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9887921) 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, 65845 + ... + 65994.

Almost surely, 2^9887925 is an apocalyptic number.

It is an amenable number.

9887925 is a deficient number, since it is larger than the sum of its proper divisors (6460235).

9887925 is a wasteful number, since it uses less digits than its factorization.

9887925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131852 (or 131847 counting only the distinct ones).

The product of its digits is 362880, while the sum is 48.

The square root of 9887925 is about 3144.5071155906. The cubic root of 9887925 is about 214.6355824214.

The spelling of 9887925 in words is "nine million, eight hundred eighty-seven thousand, nine hundred twenty-five".