26656896 has 128 divisors (see below), whose sum is σ = 83036160. Its totient is φ = 7418880.

The previous prime is 26656853. The next prime is 26656897. The reversal of 26656896 is 69865662.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

Its product of digits (933120) is a multiple of the sum of its prime divisors (270).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26656897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126231 + ... + 126441.

It is an arithmetic number, because the mean of its divisors is an integer number (648720).

Almost surely, 2^26656896 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 26656896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41518080).

26656896 is an abundant number, since it is smaller than the sum of its proper divisors (56379264).

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

26656896 is a wasteful number, since it uses less digits than its factorization.

26656896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 270 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 26656896 is about 5163.0316675380. The cubic root of 26656896 is about 298.7238233864.

The spelling of 26656896 in words is "twenty-six million, six hundred fifty-six thousand, eight hundred ninety-six".