2256790259 has 4 divisors (see below), whose sum is σ = 2263487304. Its totient is φ = 2250093216.

The previous prime is 2256790253. The next prime is 2256790267. The reversal of 2256790259 is 9520976522.

2256790259 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2256790259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2256790253) 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, 3348017 + ... + 3348690.

It is an arithmetic number, because the mean of its divisors is an integer number (565871826).

Almost surely, 2^2256790259 is an apocalyptic number.

2256790259 is a deficient number, since it is larger than the sum of its proper divisors (6697045).

2256790259 is an equidigital number, since it uses as much as digits as its factorization.

2256790259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697044.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 2256790259 is about 47505.6865964486. The cubic root of 2256790259 is about 1311.6875594113.

The spelling of 2256790259 in words is "two billion, two hundred fifty-six million, seven hundred ninety thousand, two hundred fifty-nine".