208225271 has 2 divisors, whose sum is σ = 208225272. Its totient is φ = 208225270.

The previous prime is 208225243. The next prime is 208225291. The reversal of 208225271 is 172522802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 208225271 - 2¹⁴ = 208208887 is a prime.

It is a Sophie Germain 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 (208225291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104112635 + 104112636.

It is an arithmetic number, because the mean of its divisors is an integer number (104112636).

Almost surely, 2^208225271 is an apocalyptic number.

208225271 is a deficient number, since it is larger than the sum of its proper divisors (1).

208225271 is an equidigital number, since it uses as much as digits as its factorization.

208225271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 208225271 is about 14430.0128551571. The cubic root of 208225271 is about 592.7130353708.

The spelling of 208225271 in words is "two hundred eight million, two hundred twenty-five thousand, two hundred seventy-one".