2256798 has 8 divisors (see below), whose sum is σ = 4513608. Its totient is φ = 752264.

The previous prime is 2256791. The next prime is 2256811. The reversal of 2256798 is 8976522.

It is a happy number.

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

2256798 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188061 + ... + 188072.

It is an arithmetic number, because the mean of its divisors is an integer number (564201).

2^2256798 is an apocalyptic number.

2256798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2256798 is a wasteful number, since it uses less digits than its factorization.

2256798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376138.

The product of its digits is 60480, while the sum is 39.

The square root of 2256798 is about 1502.2642909954. The cubic root of 2256798 is about 131.1689059146.

The spelling of 2256798 in words is "two million, two hundred fifty-six thousand, seven hundred ninety-eight".