11527228 has 12 divisors (see below), whose sum is σ = 20207880. Its totient is φ = 5753552.

The previous prime is 11527223. The next prime is 11527249. The reversal of 11527228 is 82272511.

It is a junction number, because it is equal to n+sod(n) for n = 11527196 and 11527205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11527223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450 + ... + 4822.

It is an arithmetic number, because the mean of its divisors is an integer number (1683990).

Almost surely, 2^11527228 is an apocalyptic number.

It is an amenable number.

11527228 is a deficient number, since it is larger than the sum of its proper divisors (8680652).

11527228 is a wasteful number, since it uses less digits than its factorization.

11527228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036 (or 5034 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 11527228 is about 3395.1771676895. The cubic root of 11527228 is about 225.8958718367.

Adding to 11527228 its reverse (82272511), we get a palindrome (93799739).

The spelling of 11527228 in words is "eleven million, five hundred twenty-seven thousand, two hundred twenty-eight".