26816764 has 24 divisors (see below), whose sum is σ = 52284960. Its totient is φ = 11949504.

The previous prime is 26816761. The next prime is 26816773. The reversal of 26816764 is 46761862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26816761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7384 + ... + 10399.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 2^26816764 is an apocalyptic number.

It is an amenable number.

26816764 is a deficient number, since it is larger than the sum of its proper divisors (25468196).

26816764 is a wasteful number, since it uses less digits than its factorization.

26816764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17829 (or 17827 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 26816764 is about 5178.4905136536. The cubic root of 26816764 is about 299.3198071058.

The spelling of 26816764 in words is "twenty-six million, eight hundred sixteen thousand, seven hundred sixty-four".