2265647 has 2 divisors, whose sum is σ = 2265648. Its totient is φ = 2265646.

The previous prime is 2265643. The next prime is 2265671. The reversal of 2265647 is 7465622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2265647 - 2² = 2265643 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2265643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132823 + 1132824.

It is an arithmetic number, because the mean of its divisors is an integer number (1132824).

2^2265647 is an apocalyptic number.

2265647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2265647 is an equidigital number, since it uses as much as digits as its factorization.

2265647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 32.

The square root of 2265647 is about 1505.2066303335. The cubic root of 2265647 is about 131.3401219289.

The spelling of 2265647 in words is "two million, two hundred sixty-five thousand, six hundred forty-seven".