2256237266 has 16 divisors (see below), whose sum is σ = 3441071256. Its totient is φ = 1109362176.

The previous prime is 2256237259. The next prime is 2256237281. The reversal of 2256237266 is 6627326522.

It can be written as a sum of positive squares in 4 ways, for example, as 1390171225 + 866066041 = 37285^2 + 29429^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6581 + ... + 67496.

Almost surely, 2^2256237266 is an apocalyptic number.

2256237266 is a deficient number, since it is larger than the sum of its proper divisors (1184833990).

2256237266 is a wasteful number, since it uses less digits than its factorization.

2256237266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74333.

The product of its digits is 362880, while the sum is 41.

The square root of 2256237266 is about 47499.8659577056. The cubic root of 2256237266 is about 1311.5804141283.

The spelling of 2256237266 in words is "two billion, two hundred fifty-six million, two hundred thirty-seven thousand, two hundred sixty-six".