2259440087 has 2 divisors, whose sum is σ = 2259440088. Its totient is φ = 2259440086.

The previous prime is 2259440077. The next prime is 2259440111. The reversal of 2259440087 is 7800449522.

2259440087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2259440087 - 2²⁰ = 2258391511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2259440077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129720043 + 1129720044.

It is an arithmetic number, because the mean of its divisors is an integer number (1129720044).

Almost surely, 2^2259440087 is an apocalyptic number.

2259440087 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259440087 is an equidigital number, since it uses as much as digits as its factorization.

2259440087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 2259440087 is about 47533.5680019920. The cubic root of 2259440087 is about 1312.2007346959.

The spelling of 2259440087 in words is "two billion, two hundred fifty-nine million, four hundred forty thousand, eighty-seven".