26317216 has 24 divisors (see below), whose sum is σ = 52016580. Its totient is φ = 13106688.

The previous prime is 26317199. The next prime is 26317217. The reversal of 26317216 is 61271362.

It can be written as a sum of positive squares in 2 ways, for example, as 19536400 + 6780816 = 4420^2 + 2604^2 .

It is not an unprimeable number, because it can be changed into a prime (26317217) 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, 7380 + ... + 10348.

Almost surely, 2^26317216 is an apocalyptic number.

It is an amenable number.

26317216 is a deficient number, since it is larger than the sum of its proper divisors (25699364).

26317216 is a wasteful number, since it uses less digits than its factorization.

26317216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256 (or 3248 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 26317216 is about 5130.0307991278. The cubic root of 26317216 is about 297.4495491503.

Adding to 26317216 its reverse (61271362), we get a palindrome (87588578).

The spelling of 26317216 in words is "twenty-six million, three hundred seventeen thousand, two hundred sixteen".