2455888 has 20 divisors (see below), whose sum is σ = 5038740. Its totient is φ = 1155584.

The previous prime is 2455847. The next prime is 2455889. The reversal of 2455888 is 8885542.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2286144 + 169744 = 1512^2 + 412^2 .

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2455888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455889) 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, 4243 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (251937).

2^2455888 is an apocalyptic number.

It is an amenable number.

2455888 is an abundant number, since it is smaller than the sum of its proper divisors (2582852).

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

2455888 is a wasteful number, since it uses less digits than its factorization.

2455888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9054 (or 9048 counting only the distinct ones).

The product of its digits is 102400, while the sum is 40.

The square root of 2455888 is about 1567.1273081661. The cubic root of 2455888 is about 134.9178833027.

The spelling of 2455888 in words is "two million, four hundred fifty-five thousand, eight hundred eighty-eight".