11728104 has 32 divisors (see below), whose sum is σ = 29804640. Its totient is φ = 3844800.

The previous prime is 11728099. The next prime is 11728117. The reversal of 11728104 is 40182711.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 2542 + ... + 5469.

It is an arithmetic number, because the mean of its divisors is an integer number (931395).

Almost surely, 2^11728104 is an apocalyptic number.

It is an amenable number.

11728104 is an abundant number, since it is smaller than the sum of its proper divisors (18076536).

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

11728104 is a wasteful number, since it uses less digits than its factorization.

11728104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8081 (or 8077 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 11728104 is about 3424.6319510277. The cubic root of 11728104 is about 227.2004930393.

The spelling of 11728104 in words is "eleven million, seven hundred twenty-eight thousand, one hundred four".