2869256 has 32 divisors (see below), whose sum is σ = 5927040. Its totient is φ = 1293888.

The previous prime is 2869253. The next prime is 2869259. The reversal of 2869256 is 6529682.

It is an interprime number because it is at equal distance from previous prime (2869253) and next prime (2869259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2869253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4595 + ... + 5181.

It is an arithmetic number, because the mean of its divisors is an integer number (185220).

2^2869256 is an apocalyptic number.

2869256 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2869256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2963520).

2869256 is an abundant number, since it is smaller than the sum of its proper divisors (3057784).

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

2869256 is a wasteful number, since it uses less digits than its factorization.

2869256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653 (or 649 counting only the distinct ones).

The product of its digits is 51840, while the sum is 38.

The square root of 2869256 is about 1693.8878357199. The cubic root of 2869256 is about 142.0985892084.

It can be divided in two parts, 2869 and 256, that added together give a 5-th power (3125 = 5⁵).

The spelling of 2869256 in words is "two million, eight hundred sixty-nine thousand, two hundred fifty-six".