26042436 has 72 divisors (see below), whose sum is σ = 79672320. Its totient is φ = 7001856.

The previous prime is 26042411. The next prime is 26042441. The reversal of 26042436 is 63424062.

26042436 is a `hidden beast` number, since 2 + 604 + 24 + 36 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1245 + ... + 7323.

It is an arithmetic number, because the mean of its divisors is an integer number (1106560).

Almost surely, 2^26042436 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 26042436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39836160).

26042436 is an abundant number, since it is smaller than the sum of its proper divisors (53629884).

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

26042436 is a wasteful number, since it uses less digits than its factorization.

26042436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6113 (or 6108 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 26042436 is about 5103.1790092059. The cubic root of 26042436 is about 296.4106942111.

Adding to 26042436 its reverse (63424062), we get a palindrome (89466498).

The spelling of 26042436 in words is "twenty-six million, forty-two thousand, four hundred thirty-six".