26504856 has 96 divisors (see below), whose sum is σ = 84015360. Its totient is φ = 7390656.

The previous prime is 26504843. The next prime is 26504857. The reversal of 26504856 is 65840562.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 26504856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26504857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21061 + ... + 22283.

It is an arithmetic number, because the mean of its divisors is an integer number (875160).

Almost surely, 2^26504856 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 26504856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42007680).

26504856 is an abundant number, since it is smaller than the sum of its proper divisors (57510504).

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

26504856 is a wasteful number, since it uses less digits than its factorization.

26504856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285 (or 1278 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 26504856 is about 5148.2867053030. The cubic root of 26504856 is about 298.1548074834.

The spelling of 26504856 in words is "twenty-six million, five hundred four thousand, eight hundred fifty-six".