2420205089 has 2 divisors, whose sum is σ = 2420205090. Its totient is φ = 2420205088.

The previous prime is 2420205043. The next prime is 2420205097. The reversal of 2420205089 is 9805020242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1608411025 + 811794064 = 40105^2 + 28492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2420205089 is a prime.

It is not a weakly prime, because it can be changed into another prime (2420205019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210102544 + 1210102545.

It is an arithmetic number, because the mean of its divisors is an integer number (1210102545).

Almost surely, 2^2420205089 is an apocalyptic number.

It is an amenable number.

2420205089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420205089 is an equidigital number, since it uses as much as digits as its factorization.

2420205089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 2420205089 is about 49195.5799742213. The cubic root of 2420205089 is about 1342.6126144714.

The spelling of 2420205089 in words is "two billion, four hundred twenty million, two hundred five thousand, eighty-nine".