2888256 has 84 divisors (see below), whose sum is σ = 8918448. Its totient is φ = 822528.

The previous prime is 2888243. The next prime is 2888269. The reversal of 2888256 is 6528882.

It is an interprime number because it is at equal distance from previous prime (2888243) and next prime (2888269).

It is a tau number, because it is divible by the number of its divisors (84).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9255 + ... + 9561.

It is an arithmetic number, because the mean of its divisors is an integer number (106172).

2^2888256 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 2888256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4459224).

2888256 is an abundant number, since it is smaller than the sum of its proper divisors (6030192).

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

2888256 is a wasteful number, since it uses less digits than its factorization.

2888256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 319 counting only the distinct ones).

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

The square root of 2888256 is about 1699.4869814153. The cubic root of 2888256 is about 142.4115548424.

The spelling of 2888256 in words is "two million, eight hundred eighty-eight thousand, two hundred fifty-six".