26648 has 8 divisors (see below), whose sum is σ = 49980. Its totient is φ = 13320.

The previous prime is 26647. The next prime is 26669. The reversal of 26648 is 84662.

26648 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658 + ... + 1673.

2²⁶⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

26648 is a deficient number, since it is larger than the sum of its proper divisors (23332).

26648 is a wasteful number, since it uses less digits than its factorization.

26648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337 (or 3333 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 26648 is about 163.2421514193. The cubic root of 26648 is about 29.8690589424.

It can be divided in two parts, 2664 and 8, that multiplied together give a palindrome (21312).

The spelling of 26648 in words is "twenty-six thousand, six hundred forty-eight".