2259258857 has 4 divisors (see below), whose sum is σ = 2297551440. Its totient is φ = 2220966276.

The previous prime is 2259258851. The next prime is 2259258899. The reversal of 2259258857 is 7588529522.

2259258857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2259258857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2259258799 and 2259258808.

It is not an unprimeable number, because it can be changed into a prime (2259258851) 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, 19146203 + ... + 19146320.

It is an arithmetic number, because the mean of its divisors is an integer number (574387860).

Almost surely, 2^2259258857 is an apocalyptic number.

It is an amenable number.

2259258857 is a deficient number, since it is larger than the sum of its proper divisors (38292583).

2259258857 is an equidigital number, since it uses as much as digits as its factorization.

2259258857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38292582.

The product of its digits is 4032000, while the sum is 53.

The square root of 2259258857 is about 47531.6616267515. The cubic root of 2259258857 is about 1312.1656498240.

The spelling of 2259258857 in words is "two billion, two hundred fifty-nine million, two hundred fifty-eight thousand, eight hundred fifty-seven".