26311316 has 12 divisors (see below), whose sum is σ = 46339188. Its totient is φ = 13071552.

The previous prime is 26311303. The next prime is 26311319. The reversal of 26311316 is 61311362.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12988816 + 13322500 = 3604^2 + 3650^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26311291 and 26311300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26311319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20321 + ... + 21576.

It is an arithmetic number, because the mean of its divisors is an integer number (3861599).

Almost surely, 2^26311316 is an apocalyptic number.

It is an amenable number.

26311316 is a deficient number, since it is larger than the sum of its proper divisors (20027872).

26311316 is a wasteful number, since it uses less digits than its factorization.

26311316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42058 (or 42056 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 26311316 is about 5129.4557216141. The cubic root of 26311316 is about 297.4273192977.

Adding to 26311316 its reverse (61311362), we get a palindrome (87622678).

It can be divided in two parts, 2631 and 1316, that multiplied together give a triangular number (3462396 = T₂₆₃₁).

The spelling of 26311316 in words is "twenty-six million, three hundred eleven thousand, three hundred sixteen".