11728006 has 16 divisors (see below), whose sum is σ = 18298800. Its totient is φ = 5630688.

The previous prime is 11727971. The next prime is 11728007. The reversal of 11728006 is 60082711.

11728006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11728006² = 275092249472072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11728007) 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, 12841 + ... + 13723.

It is an arithmetic number, because the mean of its divisors is an integer number (1143675).

Almost surely, 2^11728006 is an apocalyptic number.

11728006 is a deficient number, since it is larger than the sum of its proper divisors (6570794).

11728006 is a wasteful number, since it uses less digits than its factorization.

11728006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 11728006 is about 3424.6176428910. The cubic root of 11728006 is about 227.1998602087.

The spelling of 11728006 in words is "eleven million, seven hundred twenty-eight thousand, six".