2256266 has 8 divisors (see below), whose sum is σ = 3404484. Its totient is φ = 1121440.

The previous prime is 2256259. The next prime is 2256281. The reversal of 2256266 is 6626522.

It can be written as a sum of positive squares in 2 ways, for example, as 1745041 + 511225 = 1321^2 + 715^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2915 + ... + 3606.

2^2256266 is an apocalyptic number.

2256266 is a deficient number, since it is larger than the sum of its proper divisors (1148218).

2256266 is a wasteful number, since it uses less digits than its factorization.

2256266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6696.

The product of its digits is 8640, while the sum is 29.

The square root of 2256266 is about 1502.0872145119. The cubic root of 2256266 is about 131.1585981922.

The spelling of 2256266 in words is "two million, two hundred fifty-six thousand, two hundred sixty-six".