2256258 has 16 divisors (see below), whose sum is σ = 4668480. Its totient is φ = 726096.

The previous prime is 2256251. The next prime is 2256259. The reversal of 2256258 is 8526522.

It is a d-powerful number, because it can be written as 2⁸ + 2¹⁵ + 5³ + 6⁵ + 2¹⁸ + 5⁹ + 8² .

It is not an unprimeable number, because it can be changed into a prime (2256251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6310 + ... + 6657.

It is an arithmetic number, because the mean of its divisors is an integer number (291780).

2^2256258 is an apocalyptic number.

2256258 is an abundant number, since it is smaller than the sum of its proper divisors (2412222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2256258 is a wasteful number, since it uses less digits than its factorization.

2256258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13001.

The product of its digits is 9600, while the sum is 30.

The square root of 2256258 is about 1502.0845515483. The cubic root of 2256258 is about 131.1584431765.

It can be divided in two parts, 22 and 56258, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 2256258 in words is "two million, two hundred fifty-six thousand, two hundred fifty-eight".