26056436 has 36 divisors (see below), whose sum is σ = 54492228. Its totient is φ = 10862208.

The previous prime is 26056423. The next prime is 26056451. The reversal of 26056436 is 63465062.

It can be written as a sum of positive squares in 2 ways, for example, as 16483600 + 9572836 = 4060^2 + 3094^2 .

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, 5456 + ... + 9048.

It is an arithmetic number, because the mean of its divisors is an integer number (1513673).

Almost surely, 2^26056436 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 26056436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27246114).

26056436 is an abundant number, since it is smaller than the sum of its proper divisors (28435792).

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

26056436 is a wasteful number, since it uses less digits than its factorization.

26056436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648 (or 3639 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 26056436 is about 5104.5505188998. The cubic root of 26056436 is about 296.4637999232.

The spelling of 26056436 in words is "twenty-six million, fifty-six thousand, four hundred thirty-six".