9687241 has 2 divisors, whose sum is σ = 9687242. Its totient is φ = 9687240.

The previous prime is 9687233. The next prime is 9687257. The reversal of 9687241 is 1427869.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9000000 + 687241 = 3000^2 + 829^2 .

It is a cyclic number.

It is not a de Polignac number, because 9687241 - 2³ = 9687233 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9687241.

It is not a weakly prime, because it can be changed into another prime (9687211) 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 as a sum of consecutive naturals, namely, 4843620 + 4843621.

It is an arithmetic number, because the mean of its divisors is an integer number (4843621).

Almost surely, 2^9687241 is an apocalyptic number.

It is an amenable number.

9687241 is a deficient number, since it is larger than the sum of its proper divisors (1).

9687241 is an equidigital number, since it uses as much as digits as its factorization.

9687241 is an odious number, because the sum of its binary digits is odd.

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

The square root of 9687241 is about 3112.4332924578. The cubic root of 9687241 is about 213.1735747820.

It can be divided in two parts, 9 and 687241, that multiplied together give a square (6185169 = 2487²).

The spelling of 9687241 in words is "nine million, six hundred eighty-seven thousand, two hundred forty-one".