26116705 has 8 divisors (see below), whose sum is σ = 31430952. Its totient is φ = 20832768.

The previous prime is 26116703. The next prime is 26116747. The reversal of 26116705 is 50761162.

It can be written as a sum of positive squares in 4 ways, for example, as 1106704 + 25010001 = 1052^2 + 5001^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26116705 - 2¹ = 26116703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26116703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5634 + ... + 9163.

It is an arithmetic number, because the mean of its divisors is an integer number (3928869).

Almost surely, 2^26116705 is an apocalyptic number.

It is an amenable number.

26116705 is a deficient number, since it is larger than the sum of its proper divisors (5314247).

26116705 is a wasteful number, since it uses less digits than its factorization.

26116705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15155.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 26116705 is about 5110.4505672201. The cubic root of 26116705 is about 296.6921992641.

Adding to 26116705 its reverse (50761162), we get a palindrome (76877867).

It can be divided in two parts, 2611 and 6705, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 26116705 in words is "twenty-six million, one hundred sixteen thousand, seven hundred five".