2555888 has 20 divisors (see below), whose sum is σ = 5112768. Its totient is φ = 1236480.

The previous prime is 2555881. The next prime is 2555893. The reversal of 2555888 is 8885552.

2555888 is an admirable number.

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 (2555881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2081 + ... + 3072.

2^2555888 is an apocalyptic number.

It is an amenable number.

2555888 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.

2555888 is a wasteful number, since it uses less digits than its factorization.

2555888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192 (or 5186 counting only the distinct ones).

The product of its digits is 128000, while the sum is 41.

The square root of 2555888 is about 1598.7144835774. The cubic root of 2555888 is about 136.7247925133.

It can be divided in two parts, 2555 and 888, that added together give a palindrome (3443).

The spelling of 2555888 in words is "two million, five hundred fifty-five thousand, eight hundred eighty-eight".