9871600 has 120 divisors (see below), whose sum is σ = 26292960. Its totient is φ = 3548160.

The previous prime is 9871591. The next prime is 9871607. The reversal of 9871600 is 61789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9871607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 266782 + ... + 266818.

It is an arithmetic number, because the mean of its divisors is an integer number (219108).

Almost surely, 2^9871600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9871600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13146480).

9871600 is an abundant number, since it is smaller than the sum of its proper divisors (16421360).

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

9871600 is a wasteful number, since it uses less digits than its factorization.

9871600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 9871600 is about 3141.9102469676. The cubic root of 9871600 is about 214.5173959807.

The spelling of 9871600 in words is "nine million, eight hundred seventy-one thousand, six hundred".