11728004 has 12 divisors (see below), whose sum is σ = 20961024. Its totient is φ = 5739144.

The previous prime is 11727971. The next prime is 11728007. The reversal of 11728004 is 40082711.

It is not an unprimeable number, because it can be changed into a prime (11728007) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 31004 + ... + 31379.

It is an arithmetic number, because the mean of its divisors is an integer number (1746752).

Almost surely, 2^11728004 is an apocalyptic number.

It is an amenable number.

11728004 is a deficient number, since it is larger than the sum of its proper divisors (9233020).

11728004 is a wasteful number, since it uses less digits than its factorization.

11728004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62434 (or 62432 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 11728004 is about 3424.6173508875. The cubic root of 11728004 is about 227.1998472938.

The spelling of 11728004 in words is "eleven million, seven hundred twenty-eight thousand, four".