9881896 has 16 divisors (see below), whose sum is σ = 19618740. Its totient is φ = 4650240.

The previous prime is 9881887. The next prime is 9881899. The reversal of 9881896 is 6981889.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9696996 + 184900 = 3114^2 + 430^2 .

It is not an unprimeable number, because it can be changed into a prime (9881899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36195 + ... + 36466.

Almost surely, 2^9881896 is an apocalyptic number.

It is an amenable number.

9881896 is a deficient number, since it is larger than the sum of its proper divisors (9736844).

9881896 is a wasteful number, since it uses less digits than its factorization.

9881896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72684 (or 72680 counting only the distinct ones).

The product of its digits is 248832, while the sum is 49.

The square root of 9881896 is about 3143.5483136100. The cubic root of 9881896 is about 214.5919500441.

The spelling of 9881896 in words is "nine million, eight hundred eighty-one thousand, eight hundred ninety-six".