26040056 has 48 divisors (see below), whose sum is σ = 59312400. Its totient is φ = 10497024.

The previous prime is 26040041. The next prime is 26040061. The reversal of 26040056 is 65004062.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15380 + ... + 16988.

It is an arithmetic number, because the mean of its divisors is an integer number (1235675).

Almost surely, 2^26040056 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 26040056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29656200).

26040056 is an abundant number, since it is smaller than the sum of its proper divisors (33272344).

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

26040056 is a wasteful number, since it uses less digits than its factorization.

26040056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656 (or 1635 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 26040056 is about 5102.9458158989. The cubic root of 26040056 is about 296.4016643474.

The spelling of 26040056 in words is "twenty-six million, forty thousand, fifty-six".