2442785287 has 2 divisors, whose sum is σ = 2442785288. Its totient is φ = 2442785286.

The previous prime is 2442785263. The next prime is 2442785299. The reversal of 2442785287 is 7825872442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2442785287 - 2²⁷ = 2308567559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2442785287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2442788287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221392643 + 1221392644.

It is an arithmetic number, because the mean of its divisors is an integer number (1221392644).

Almost surely, 2^2442785287 is an apocalyptic number.

2442785287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442785287 is an equidigital number, since it uses as much as digits as its factorization.

2442785287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2007040, while the sum is 49.

The square root of 2442785287 is about 49424.5413433448. The cubic root of 2442785287 is about 1346.7751627356.

The spelling of 2442785287 in words is "two billion, four hundred forty-two million, seven hundred eighty-five thousand, two hundred eighty-seven".