26528256 has 160 divisors (see below), whose sum is σ = 83476800. Its totient is φ = 8294400.

The previous prime is 26528231. The next prime is 26528261. The reversal of 26528256 is 65282562.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 26528256.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262606 + ... + 262706.

It is an arithmetic number, because the mean of its divisors is an integer number (521730).

Almost surely, 2^26528256 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 26528256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41738400).

26528256 is an abundant number, since it is smaller than the sum of its proper divisors (56948544).

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

26528256 is a wasteful number, since it uses less digits than its factorization.

26528256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 125 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 26528256 is about 5150.5588046347. The cubic root of 26528256 is about 298.2425243697.

The spelling of 26528256 in words is "twenty-six million, five hundred twenty-eight thousand, two hundred fifty-six".