11383728 has 20 divisors (see below), whose sum is σ = 29408088. Its totient is φ = 3794560.

The previous prime is 11383721. The next prime is 11383751. The reversal of 11383728 is 82738311.

It is a super-3 number, since 3×11383728³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11383721) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 118533 + ... + 118628.

Almost surely, 2^11383728 is an apocalyptic number.

It is an amenable number.

11383728 is an abundant number, since it is smaller than the sum of its proper divisors (18024360).

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

11383728 is a wasteful number, since it uses less digits than its factorization.

11383728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237172 (or 237166 counting only the distinct ones).

The product of its digits is 8064, while the sum is 33.

The square root of 11383728 is about 3373.9780675043. The cubic root of 11383728 is about 224.9545784855.

The spelling of 11383728 in words is "eleven million, three hundred eighty-three thousand, seven hundred twenty-eight".