11236728 has 32 divisors (see below), whose sum is σ = 29745360. Its totient is φ = 3525120.

The previous prime is 11236697. The next prime is 11236751. The reversal of 11236728 is 82763211.

It is a super-2 number, since 2×11236728² = 252528112291968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11236695 and 11236704.

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, 13363 + ... + 14178.

Almost surely, 2^11236728 is an apocalyptic number.

It is an amenable number.

11236728 is an abundant number, since it is smaller than the sum of its proper divisors (18508632).

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

11236728 is a wasteful number, since it uses less digits than its factorization.

11236728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27567 (or 27563 counting only the distinct ones).

The product of its digits is 4032, while the sum is 30.

The square root of 11236728 is about 3352.1229094411. The cubic root of 11236728 is about 223.9820882786.

Adding to 11236728 its reverse (82763211), we get a palindrome (93999939).

The spelling of 11236728 in words is "eleven million, two hundred thirty-six thousand, seven hundred twenty-eight".