2256448325 has 18 divisors (see below), whose sum is σ = 2867957622. Its totient is φ = 1761097600.

The previous prime is 2256448321. The next prime is 2256448331. The reversal of 2256448325 is 5238446522.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 2046024289 + 210424036 = 45233^2 + 14506^2 .

It is not a de Polignac number, because 2256448325 - 2² = 2256448321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256448321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 15179 + ... + 68871.

It is an arithmetic number, because the mean of its divisors is an integer number (159330979).

Almost surely, 2^2256448325 is an apocalyptic number.

2256448325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2256448325 is a deficient number, since it is larger than the sum of its proper divisors (611509297).

2256448325 is an equidigital number, since it uses as much as digits as its factorization.

2256448325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53785 (or 53739 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

The square root of 2256448325 is about 47502.0875857051. The cubic root of 2256448325 is about 1311.6213099779.

The spelling of 2256448325 in words is "two billion, two hundred fifty-six million, four hundred forty-eight thousand, three hundred twenty-five".