9801888 has 24 divisors (see below), whose sum is σ = 25730208. Its totient is φ = 3267264.

The previous prime is 9801881. The next prime is 9801889. The reversal of 9801888 is 8881089.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (9801881) 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, 50956 + ... + 51147.

It is an arithmetic number, because the mean of its divisors is an integer number (1072092).

Almost surely, 2^9801888 is an apocalyptic number.

It is an amenable number.

9801888 is an abundant number, since it is smaller than the sum of its proper divisors (15928320).

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

9801888 is a wasteful number, since it uses less digits than its factorization.

9801888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102116 (or 102108 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 42.

The square root of 9801888 is about 3130.7967037162. The cubic root of 9801888 is about 214.0112376548.

The spelling of 9801888 in words is "nine million, eight hundred one thousand, eight hundred eighty-eight".