488209 has 2 divisors, whose sum is σ = 488210. Its totient is φ = 488208.

The previous prime is 488207. The next prime is 488227. The reversal of 488209 is 902884.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 483025 + 5184 = 695^2 + 72^2 .

It is a cyclic number.

It is not a de Polignac number, because 488209 - 2¹ = 488207 is a prime.

Together with 488207, it forms a pair of twin primes.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (488203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244104 + 244105.

It is an arithmetic number, because the mean of its divisors is an integer number (244105).

2⁴⁸⁸²⁰⁹ is an apocalyptic number.

It is an amenable number.

488209 is a deficient number, since it is larger than the sum of its proper divisors (1).

488209 is an equidigital number, since it uses as much as digits as its factorization.

488209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 488209 is about 698.7195431645. The cubic root of 488209 is about 78.7411815102.

It can be divided in two parts, 4 and 88209, that multiplied together give a square (352836 = 594²).

The spelling of 488209 in words is "four hundred eighty-eight thousand, two hundred nine".