11727668 has 12 divisors (see below), whose sum is σ = 21078372. Its totient is φ = 5705280.

The previous prime is 11727647. The next prime is 11727679. The reversal of 11727668 is 86672711.

It can be written as a sum of positive squares in 2 ways, for example, as 10903204 + 824464 = 3302^2 + 908^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 39473 + ... + 39768.

It is an arithmetic number, because the mean of its divisors is an integer number (1756531).

Almost surely, 2^11727668 is an apocalyptic number.

It is an amenable number.

11727668 is a deficient number, since it is larger than the sum of its proper divisors (9350704).

11727668 is a wasteful number, since it uses less digits than its factorization.

11727668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79282 (or 79280 counting only the distinct ones).

The product of its digits is 28224, while the sum is 38.

The square root of 11727668 is about 3424.5682939606. The cubic root of 11727668 is about 227.1976775617.

The spelling of 11727668 in words is "eleven million, seven hundred twenty-seven thousand, six hundred sixty-eight".