26726528 has 32 divisors (see below), whose sum is σ = 54162000. Its totient is φ = 13133056.

The previous prime is 26726467. The next prime is 26726549. The reversal of 26726528 is 82562762.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 26726491 and 26726500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5783 + ... + 9321.

Almost surely, 2^26726528 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 26726528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27081000).

26726528 is an abundant number, since it is smaller than the sum of its proper divisors (27435472).

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

26726528 is an equidigital number, since it uses as much as digits as its factorization.

26726528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3612 (or 3600 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 26726528 is about 5169.7705945235. The cubic root of 26726528 is about 298.9837017548.

It can be divided in two parts, 26726 and 528, that multiplied together give a triangular number (14111328 = T₅₃₁₂).

The spelling of 26726528 in words is "twenty-six million, seven hundred twenty-six thousand, five hundred twenty-eight".