2268943225 has 12 divisors (see below), whose sum is σ = 2840808256. Its totient is φ = 1797529680.

The previous prime is 2268943223. The next prime is 2268943247. The reversal of 2268943225 is 5223498622.

It is not a de Polignac number, because 2268943225 - 2¹ = 2268943223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2268943223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 437997 + ... + 443146.

Almost surely, 2^2268943225 is an apocalyptic number.

2268943225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2268943225 is a deficient number, since it is larger than the sum of its proper divisors (571865031).

2268943225 is a wasteful number, since it uses less digits than its factorization.

2268943225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881256 (or 881251 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 2268943225 is about 47633.4255014270. The cubic root of 2268943225 is about 1314.0378539337.

The spelling of 2268943225 in words is "two billion, two hundred sixty-eight million, nine hundred forty-three thousand, two hundred twenty-five".