9801144 has 48 divisors (see below), whose sum is σ = 26718120. Its totient is φ = 3245760.

The previous prime is 9801137. The next prime is 9801149. The reversal of 9801144 is 4411089.

9801144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9801149) 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, 13839 + ... + 14529.

Almost surely, 2^9801144 is an apocalyptic number.

It is an amenable number.

9801144 is an abundant number, since it is smaller than the sum of its proper divisors (16916976).

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

9801144 is a wasteful number, since it uses less digits than its factorization.

9801144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 9801144 is about 3130.6778818652. The cubic root of 9801144 is about 214.0058227664.

It can be divided in two parts, 9801 and 144, that multiplied together give a square (1411344 = 1188²).

The spelling of 9801144 in words is "nine million, eight hundred one thousand, one hundred forty-four".