9644741 has 2 divisors, whose sum is σ = 9644742. Its totient is φ = 9644740.

The previous prime is 9644731. The next prime is 9644743. The reversal of 9644741 is 1474469.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8008900 + 1635841 = 2830^2 + 1279^2 .

It is a cyclic number.

It is not a de Polignac number, because 9644741 - 2²² = 5450437 is a prime.

Together with 9644743, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9644743) 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, 4822370 + 4822371.

It is an arithmetic number, because the mean of its divisors is an integer number (4822371).

Almost surely, 2^9644741 is an apocalyptic number.

It is an amenable number.

9644741 is a deficient number, since it is larger than the sum of its proper divisors (1).

9644741 is an equidigital number, since it uses as much as digits as its factorization.

9644741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 9644741 is about 3105.5983320449. The cubic root of 9644741 is about 212.8613717332.

The spelling of 9644741 in words is "nine million, six hundred forty-four thousand, seven hundred forty-one".