9861441 has 16 divisors (see below), whose sum is σ = 13713408. Its totient is φ = 6296400.

The previous prime is 9861433. The next prime is 9861461. The reversal of 9861441 is 1441689.

It is not a de Polignac number, because 9861441 - 2³ = 9861433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9861431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9456 + ... + 10446.

It is an arithmetic number, because the mean of its divisors is an integer number (857088).

Almost surely, 2^9861441 is an apocalyptic number.

It is an amenable number.

9861441 is a deficient number, since it is larger than the sum of its proper divisors (3851967).

9861441 is a wasteful number, since it uses less digits than its factorization.

9861441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132.

The product of its digits is 6912, while the sum is 33.

The square root of 9861441 is about 3140.2931391830. The cubic root of 9861441 is about 214.4437831172.

The spelling of 9861441 in words is "nine million, eight hundred sixty-one thousand, four hundred forty-one".