276727868 has 6 divisors (see below), whose sum is σ = 484273776. Its totient is φ = 138363932.

The previous prime is 276727849. The next prime is 276727873. The reversal of 276727868 is 868727672.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34590980 + ... + 34590987.

It is an arithmetic number, because the mean of its divisors is an integer number (80712296).

Almost surely, 2^276727868 is an apocalyptic number.

It is an amenable number.

276727868 is a deficient number, since it is larger than the sum of its proper divisors (207545908).

276727868 is a wasteful number, since it uses less digits than its factorization.

276727868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69181971 (or 69181969 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 53.

The square root of 276727868 is about 16635.1395545694. The cubic root of 276727868 is about 651.6548507555.

The spelling of 276727868 in words is "two hundred seventy-six million, seven hundred twenty-seven thousand, eight hundred sixty-eight".