2420205407 has 2 divisors, whose sum is σ = 2420205408. Its totient is φ = 2420205406.

The previous prime is 2420205379. The next prime is 2420205413. The reversal of 2420205407 is 7045020242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2420205407 - 2⁶ = 2420205343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420205497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210102703 + 1210102704.

It is an arithmetic number, because the mean of its divisors is an integer number (1210102704).

Almost surely, 2^2420205407 is an apocalyptic number.

2420205407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420205407 is an equidigital number, since it uses as much as digits as its factorization.

2420205407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 2420205407 is about 49195.5832062188. The cubic root of 2420205407 is about 1342.6126732750.

Adding to 2420205407 its reverse (7045020242), we get a palindrome (9465225649).

The spelling of 2420205407 in words is "two billion, four hundred twenty million, two hundred five thousand, four hundred seven".