26816916 has 72 divisors (see below), whose sum is σ = 74118240. Its totient is φ = 7522368.

The previous prime is 26816899. The next prime is 26816917. The reversal of 26816916 is 61961862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26816917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34306 + ... + 35078.

It is an arithmetic number, because the mean of its divisors is an integer number (1029420).

Almost surely, 2^26816916 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 26816916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37059120).

26816916 is an abundant number, since it is smaller than the sum of its proper divisors (47301324).

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

26816916 is a wasteful number, since it uses less digits than its factorization.

26816916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853 (or 844 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 26816916 is about 5178.5051897242. The cubic root of 26816916 is about 299.3203726292.

The spelling of 26816916 in words is "twenty-six million, eight hundred sixteen thousand, nine hundred sixteen".