2256287434 has 8 divisors (see below), whose sum is σ = 3396650148. Its totient is φ = 1124070720.

The previous prime is 2256287399. The next prime is 2256287497. The reversal of 2256287434 is 4347826522.

2256287434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2253875625 + 2411809 = 47475^2 + 1553^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035807 + ... + 2036914.

Almost surely, 2^2256287434 is an apocalyptic number.

2256287434 is a deficient number, since it is larger than the sum of its proper divisors (1140362714).

2256287434 is a wasteful number, since it uses less digits than its factorization.

2256287434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073000.

The product of its digits is 645120, while the sum is 43.

The square root of 2256287434 is about 47500.3940404709. The cubic root of 2256287434 is about 1311.5901351625.

The spelling of 2256287434 in words is "two billion, two hundred fifty-six million, two hundred eighty-seven thousand, four hundred thirty-four".