2256603245 has 32 divisors (see below), whose sum is σ = 3081093120. Its totient is φ = 1574657280.

The previous prime is 2256603241. The next prime is 2256603257. The reversal of 2256603245 is 5423066522.

It is not a de Polignac number, because 2256603245 - 2² = 2256603241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256603241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75860 + ... + 101330.

It is an arithmetic number, because the mean of its divisors is an integer number (96284160).

Almost surely, 2^2256603245 is an apocalyptic number.

It is an amenable number.

2256603245 is a deficient number, since it is larger than the sum of its proper divisors (824489875).

2256603245 is a wasteful number, since it uses less digits than its factorization.

2256603245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25565.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 2256603245 is about 47503.7182228928. The cubic root of 2256603245 is about 1311.6513264306.

Adding to 2256603245 its reverse (5423066522), we get a palindrome (7679669767).

The spelling of 2256603245 in words is "two billion, two hundred fifty-six million, six hundred three thousand, two hundred forty-five".