2647349 has 2 divisors, whose sum is σ = 2647350. Its totient is φ = 2647348.

The previous prime is 2647343. The next prime is 2647361. The reversal of 2647349 is 9437462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 6724 = 1625^2 + 82^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2647349 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 6⁸ + 4⁶ + 7² + 3¹¹ + 4⁹ + 9 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2647343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323674 + 1323675.

It is an arithmetic number, because the mean of its divisors is an integer number (1323675).

2^2647349 is an apocalyptic number.

It is an amenable number.

2647349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2647349 is an equidigital number, since it uses as much as digits as its factorization.

2647349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The square root of 2647349 is about 1627.0676076918. The cubic root of 2647349 is about 138.3365899783.

The spelling of 2647349 in words is "two million, six hundred forty-seven thousand, three hundred forty-nine".