9867241 has 2 divisors, whose sum is σ = 9867242. Its totient is φ = 9867240.

The previous prime is 9867239. The next prime is 9867257. The reversal of 9867241 is 1427689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8826841 + 1040400 = 2971^2 + 1020^2 .

It is a cyclic number.

It is not a de Polignac number, because 9867241 - 2¹ = 9867239 is a prime.

Together with 9867239, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9867241.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9867211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4933620 + 4933621.

It is an arithmetic number, because the mean of its divisors is an integer number (4933621).

Almost surely, 2^9867241 is an apocalyptic number.

It is an amenable number.

9867241 is a deficient number, since it is larger than the sum of its proper divisors (1).

9867241 is an equidigital number, since it uses as much as digits as its factorization.

9867241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 9867241 is about 3141.2164841029. The cubic root of 9867241 is about 214.4858165340.

The spelling of 9867241 in words is "nine million, eight hundred sixty-seven thousand, two hundred forty-one".