26879764 has 12 divisors (see below), whose sum is σ = 48187188. Its totient is φ = 13112000.

The previous prime is 26879753. The next prime is 26879777. The reversal of 26879764 is 46797862.

It can be written as a sum of positive squares in 2 ways, for example, as 6250000 + 20629764 = 2500^2 + 4542^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 81787 + ... + 82114.

It is an arithmetic number, because the mean of its divisors is an integer number (4015599).

Almost surely, 2^26879764 is an apocalyptic number.

It is an amenable number.

26879764 is a deficient number, since it is larger than the sum of its proper divisors (21307424).

26879764 is a wasteful number, since it uses less digits than its factorization.

26879764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163946 (or 163944 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 26879764 is about 5184.5697989322. The cubic root of 26879764 is about 299.5540188126.

The spelling of 26879764 in words is "twenty-six million, eight hundred seventy-nine thousand, seven hundred sixty-four".