11039728 has 40 divisors (see below), whose sum is σ = 24606560. Its totient is φ = 4700160.

The previous prime is 11039711. The next prime is 11039737. The reversal of 11039728 is 82793011.

11039728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11039728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26788 + ... + 27196.

It is an arithmetic number, because the mean of its divisors is an integer number (615164).

Almost surely, 2^11039728 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 11039728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12303280).

11039728 is an abundant number, since it is smaller than the sum of its proper divisors (13566832).

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

11039728 is a wasteful number, since it uses less digits than its factorization.

11039728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 659 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 11039728 is about 3322.6086137251. The cubic root of 11039728 is about 222.6654276209.

The spelling of 11039728 in words is "eleven million, thirty-nine thousand, seven hundred twenty-eight".