26927856 has 80 divisors (see below), whose sum is σ = 78328320. Its totient is φ = 8856000.

The previous prime is 26927839. The next prime is 26927867. The reversal of 26927856 is 65872962.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35481 + ... + 36231.

It is an arithmetic number, because the mean of its divisors is an integer number (979104).

Almost surely, 2^26927856 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 26927856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39164160).

26927856 is an abundant number, since it is smaller than the sum of its proper divisors (51400464).

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

26927856 is a wasteful number, since it uses less digits than its factorization.

26927856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 839 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 26927856 is about 5189.2057195683. The cubic root of 26927856 is about 299.7325616600.

The spelling of 26927856 in words is "twenty-six million, nine hundred twenty-seven thousand, eight hundred fifty-six".