2206417 has 2 divisors, whose sum is σ = 2206418. Its totient is φ = 2206416.

The previous prime is 2206403. The next prime is 2206429. The reversal of 2206417 is 7146022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1560001 + 646416 = 1249^2 + 804^2 .

It is a cyclic number.

It is not a de Polignac number, because 2206417 - 2¹¹ = 2204369 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2206517) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103208 + 1103209.

It is an arithmetic number, because the mean of its divisors is an integer number (1103209).

2^2206417 is an apocalyptic number.

It is an amenable number.

2206417 is a deficient number, since it is larger than the sum of its proper divisors (1).

2206417 is an equidigital number, since it uses as much as digits as its factorization.

2206417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 2206417 is about 1485.4012925806. The cubic root of 2206417 is about 130.1854748965.

The spelling of 2206417 in words is "two million, two hundred six thousand, four hundred seventeen".