11728748 has 12 divisors (see below), whose sum is σ = 20605200. Its totient is φ = 5841552.

The previous prime is 11728721. The next prime is 11728751. The reversal of 11728748 is 84782711.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4523 + ... + 6626.

It is an arithmetic number, because the mean of its divisors is an integer number (1717100).

Almost surely, 2^11728748 is an apocalyptic number.

It is an amenable number.

11728748 is a deficient number, since it is larger than the sum of its proper divisors (8876452).

11728748 is a wasteful number, since it uses less digits than its factorization.

11728748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11416 (or 11414 counting only the distinct ones).

The product of its digits is 25088, while the sum is 38.

The square root of 11728748 is about 3424.7259744394. The cubic root of 11728748 is about 227.2046515529.

The spelling of 11728748 in words is "eleven million, seven hundred twenty-eight thousand, seven hundred forty-eight".