2266709 has 2 divisors, whose sum is σ = 2266710. Its totient is φ = 2266708.

The previous prime is 2266697. The next prime is 2266711. The reversal of 2266709 is 9076622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2235025 + 31684 = 1495^2 + 178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2266709 is a prime.

Together with 2266711, 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 (2266739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133354 + 1133355.

It is an arithmetic number, because the mean of its divisors is an integer number (1133355).

2^2266709 is an apocalyptic number.

It is an amenable number.

2266709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266709 is an equidigital number, since it uses as much as digits as its factorization.

2266709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2266709 is about 1505.5593644888. The cubic root of 2266709 is about 131.3606401916.

The spelling of 2266709 in words is "two million, two hundred sixty-six thousand, seven hundred nine".