7269641 has 2 divisors, whose sum is σ = 7269642. Its totient is φ = 7269640.

The previous prime is 7269611. The next prime is 7269643. The reversal of 7269641 is 1469627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7268416 + 1225 = 2696^2 + 35^2 .

It is an emirp because it is prime and its reverse (1469627) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7269641 is a prime.

Together with 7269643, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7269643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3634820 + 3634821.

It is an arithmetic number, because the mean of its divisors is an integer number (3634821).

Almost surely, 2^7269641 is an apocalyptic number.

It is an amenable number.

7269641 is a deficient number, since it is larger than the sum of its proper divisors (1).

7269641 is an equidigital number, since it uses as much as digits as its factorization.

7269641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 7269641 is about 2696.2271788557. The cubic root of 7269641 is about 193.7184511933.

The spelling of 7269641 in words is "seven million, two hundred sixty-nine thousand, six hundred forty-one".