9844561 has 4 divisors (see below), whose sum is σ = 9979492. Its totient is φ = 9709632.

The previous prime is 9844537. The next prime is 9844619. The reversal of 9844561 is 1654489.

It is a happy number.

9844561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1654489 = 103 ⋅16063.

It can be written as a sum of positive squares in 2 ways, for example, as 2742336 + 7102225 = 1656^2 + 2665^2 .

It is a cyclic number.

It is not a de Polignac number, because 9844561 - 2¹⁹ = 9320273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9844561.

It is not an unprimeable number, because it can be changed into a prime (9844501) 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, 67356 + ... + 67501.

It is an arithmetic number, because the mean of its divisors is an integer number (2494873).

Almost surely, 2^9844561 is an apocalyptic number.

It is an amenable number.

9844561 is a deficient number, since it is larger than the sum of its proper divisors (134931).

9844561 is a wasteful number, since it uses less digits than its factorization.

9844561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134930.

The product of its digits is 34560, while the sum is 37.

The square root of 9844561 is about 3137.6043408945. The cubic root of 9844561 is about 214.3213575207.

It can be divided in two parts, 9 and 844561, that multiplied together give a square (7601049 = 2757²).

The spelling of 9844561 in words is "nine million, eight hundred forty-four thousand, five hundred sixty-one".