2256444331 has 8 divisors (see below), whose sum is σ = 2266995744. Its totient is φ = 2245911360.

The previous prime is 2256444329. The next prime is 2256444343. The reversal of 2256444331 is 1334446522.

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

It is a cyclic number.

It is not a de Polignac number, because 2256444331 - 2¹ = 2256444329 is a prime.

It is a super-2 number, since 2×2256444331² = 10183082037804075122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2256448331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280690 + ... + 288616.

It is an arithmetic number, because the mean of its divisors is an integer number (283374468).

Almost surely, 2^2256444331 is an apocalyptic number.

2256444331 is a deficient number, since it is larger than the sum of its proper divisors (10551413).

2256444331 is a wasteful number, since it uses less digits than its factorization.

2256444331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9221.

The product of its digits is 69120, while the sum is 34.

The square root of 2256444331 is about 47502.0455454289. The cubic root of 2256444331 is about 1311.6205361041.

The spelling of 2256444331 in words is "two billion, two hundred fifty-six million, four hundred forty-four thousand, three hundred thirty-one".