11718928 has 40 divisors (see below), whose sum is σ = 24734528. Its totient is φ = 5346432.

The previous prime is 11718923. The next prime is 11718977. The reversal of 11718928 is 82981711.

It is not an unprimeable number, because it can be changed into a prime (11718923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21151 + ... + 21697.

Almost surely, 2^11718928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11718928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12367264).

11718928 is an abundant number, since it is smaller than the sum of its proper divisors (13015600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11718928 is a wasteful number, since it uses less digits than its factorization.

11718928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671 (or 665 counting only the distinct ones).

The product of its digits is 8064, while the sum is 37.

The square root of 11718928 is about 3423.2919828726. The cubic root of 11718928 is about 227.1412241336.

The spelling of 11718928 in words is "eleven million, seven hundred eighteen thousand, nine hundred twenty-eight".