2459840287 has 2 divisors, whose sum is σ = 2459840288. Its totient is φ = 2459840286.

The previous prime is 2459840281. The next prime is 2459840329. The reversal of 2459840287 is 7820489542.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2459840287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2459840287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2459840281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1229920143 + 1229920144.

It is an arithmetic number, because the mean of its divisors is an integer number (1229920144).

Almost surely, 2^2459840287 is an apocalyptic number.

2459840287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2459840287 is an equidigital number, since it uses as much as digits as its factorization.

2459840287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 2459840287 is about 49596.7769819774. The cubic root of 2459840287 is about 1349.9021944689.

The spelling of 2459840287 in words is "two billion, four hundred fifty-nine million, eight hundred forty thousand, two hundred eighty-seven".