2568448 has 36 divisors (see below), whose sum is σ = 5232640. Its totient is φ = 1257984.

The previous prime is 2568431. The next prime is 2568457. The reversal of 2568448 is 8448652.

It is an Ulam number.

2568448 is a modest number, since divided by 8448 gives 256 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20161 + ... + 20287.

2^2568448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2568448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2616320).

2568448 is an abundant number, since it is smaller than the sum of its proper divisors (2664192).

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

2568448 is an equidigital number, since it uses as much as digits as its factorization.

2568448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 208 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 2568448 is about 1602.6378255863. The cubic root of 2568448 is about 136.9483883946.

The spelling of 2568448 in words is "two million, five hundred sixty-eight thousand, four hundred forty-eight".