2400086009 has 2 divisors, whose sum is σ = 2400086010. Its totient is φ = 2400086008.

The previous prime is 2400085939. The next prime is 2400086021. The reversal of 2400086009 is 9006800042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2101764025 + 298321984 = 45845^2 + 17272^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400086009 - 2²⁴ = 2383308793 is a prime.

It is not a weakly prime, because it can be changed into another prime (2400083009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200043004 + 1200043005.

It is an arithmetic number, because the mean of its divisors is an integer number (1200043005).

Almost surely, 2^2400086009 is an apocalyptic number.

It is an amenable number.

2400086009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400086009 is an equidigital number, since it uses as much as digits as its factorization.

2400086009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2400086009 is about 48990.6726734794. The cubic root of 2400086009 is about 1338.8818936562.

The spelling of 2400086009 in words is "two billion, four hundred million, eighty-six thousand, nine".