2256888 has 32 divisors (see below), whose sum is σ = 5679360. Its totient is φ = 747360.

The previous prime is 2256887. The next prime is 2256901. The reversal of 2256888 is 8886522.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256887) 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 7 ways as a sum of consecutive naturals, for example, 6331 + ... + 6677.

It is an arithmetic number, because the mean of its divisors is an integer number (177480).

2^2256888 is an apocalyptic number.

It is an amenable number.

2256888 is an abundant number, since it is smaller than the sum of its proper divisors (3422472).

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

2256888 is a wasteful number, since it uses less digits than its factorization.

2256888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 623 counting only the distinct ones).

The product of its digits is 61440, while the sum is 39.

The square root of 2256888 is about 1502.2942454792. The cubic root of 2256888 is about 131.1706495420.

The spelling of 2256888 in words is "two million, two hundred fifty-six thousand, eight hundred eighty-eight".