2258888539 has 4 divisors (see below), whose sum is σ = 2259601840. Its totient is φ = 2258175240.

The previous prime is 2258888521. The next prime is 2258888543. The reversal of 2258888539 is 9358888522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2258888539 - 2²¹ = 2256791387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2258888509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351879 + ... + 358240.

It is an arithmetic number, because the mean of its divisors is an integer number (564900460).

Almost surely, 2^2258888539 is an apocalyptic number.

2258888539 is a deficient number, since it is larger than the sum of its proper divisors (713301).

2258888539 is an equidigital number, since it uses as much as digits as its factorization.

2258888539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713300.

The product of its digits is 11059200, while the sum is 58.

The square root of 2258888539 is about 47527.7659794777. The cubic root of 2258888539 is about 1312.0939529917.

The spelling of 2258888539 in words is "two billion, two hundred fifty-eight million, eight hundred eighty-eight thousand, five hundred thirty-nine".