2266217 has 2 divisors, whose sum is σ = 2266218. Its totient is φ = 2266216.

The previous prime is 2266183. The next prime is 2266223. The reversal of 2266217 is 7126622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1731856 + 534361 = 1316^2 + 731^2 .

It is a cyclic number.

It is not a de Polignac number, because 2266217 - 2¹⁸ = 2004073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2266237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133108 + 1133109.

It is an arithmetic number, because the mean of its divisors is an integer number (1133109).

2^2266217 is an apocalyptic number.

It is an amenable number.

2266217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266217 is an equidigital number, since it uses as much as digits as its factorization.

2266217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 2266217 is about 1505.3959612009. The cubic root of 2266217 is about 131.3511353527.

The spelling of 2266217 in words is "two million, two hundred sixty-six thousand, two hundred seventeen".