11768644 has 6 divisors (see below), whose sum is σ = 20595134. Its totient is φ = 5884320.

The previous prime is 11768639. The next prime is 11768651. The reversal of 11768644 is 44686711.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6760000 + 5008644 = 2600^2 + 2238^2 .

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 as a sum of consecutive naturals, namely, 1471077 + ... + 1471084.

Almost surely, 2^11768644 is an apocalyptic number.

It is an amenable number.

11768644 is a deficient number, since it is larger than the sum of its proper divisors (8826490).

11768644 is a wasteful number, since it uses less digits than its factorization.

11768644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942165 (or 2942163 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 11768644 is about 3430.5457291807. The cubic root of 11768644 is about 227.4619764976.

The spelling of 11768644 in words is "eleven million, seven hundred sixty-eight thousand, six hundred forty-four".