4896390209 has 2 divisors, whose sum is σ = 4896390210. Its totient is φ = 4896390208.

The previous prime is 4896390203. The next prime is 4896390229. The reversal of 4896390209 is 9020936984.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4353360400 + 543029809 = 65980^2 + 23303^2 .

It is a cyclic number.

It is not a de Polignac number, because 4896390209 - 2¹² = 4896386113 is a prime.

It is not a weakly prime, because it can be changed into another prime (4896390203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2448195104 + 2448195105.

It is an arithmetic number, because the mean of its divisors is an integer number (2448195105).

Almost surely, 2^4896390209 is an apocalyptic number.

It is an amenable number.

4896390209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4896390209 is an equidigital number, since it uses as much as digits as its factorization.

4896390209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 4896390209 is about 69974.2110280638. The cubic root of 4896390209 is about 1698.0820594840.

The spelling of 4896390209 in words is "four billion, eight hundred ninety-six million, three hundred ninety thousand, two hundred nine".