26856528 has 20 divisors (see below), whose sum is σ = 69379488. Its totient is φ = 8952160.

The previous prime is 26856527. The next prime is 26856539. The reversal of 26856528 is 82565862.

It is a self number, because there is not a number n which added to its sum of digits gives 26856528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26856527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279708 + ... + 279803.

Almost surely, 2^26856528 is an apocalyptic number.

It is an amenable number.

26856528 is an abundant number, since it is smaller than the sum of its proper divisors (42522960).

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

26856528 is a wasteful number, since it uses less digits than its factorization.

26856528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559522 (or 559516 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 26856528 is about 5182.3284342079. The cubic root of 26856528 is about 299.4676782260.

The spelling of 26856528 in words is "twenty-six million, eight hundred fifty-six thousand, five hundred twenty-eight".