9887625 has 96 divisors (see below), whose sum is σ = 21026304. Its totient is φ = 4416000.

The previous prime is 9887617. The next prime is 9887629. The reversal of 9887625 is 5267889.

It is not a de Polignac number, because 9887625 - 2³ = 9887617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

Its product of digits (241920) is a multiple of the sum of its prime factors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9887629) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 210352 + ... + 210398.

It is an arithmetic number, because the mean of its divisors is an integer number (219024).

Almost surely, 2^9887625 is an apocalyptic number.

It is an amenable number.

9887625 is an abundant number, since it is smaller than the sum of its proper divisors (11138679).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9887625 is a wasteful number, since it uses less digits than its factorization.

9887625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 83 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 9887625 is about 3144.4594129993. The cubic root of 9887625 is about 214.6334117157.

The spelling of 9887625 in words is "nine million, eight hundred eighty-seven thousand, six hundred twenty-five".