11534228 has 24 divisors (see below), whose sum is σ = 22113000. Its totient is φ = 5239808.

The previous prime is 11534213. The next prime is 11534287. The reversal of 11534228 is 82243511.

It can be written as a sum of positive squares in 4 ways, for example, as 2365444 + 9168784 = 1538^2 + 3028^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11534197 and 11534206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 953 + ... + 4896.

It is an arithmetic number, because the mean of its divisors is an integer number (921375).

Almost surely, 2^11534228 is an apocalyptic number.

It is an amenable number.

11534228 is a deficient number, since it is larger than the sum of its proper divisors (10578772).

11534228 is a wasteful number, since it uses less digits than its factorization.

11534228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5899 (or 5897 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 11534228 is about 3396.2078852744. The cubic root of 11534228 is about 225.9415882666.

Adding to 11534228 its reverse (82243511), we get a palindrome (93777739).

It can be divided in two parts, 115 and 34228, that added together give a palindrome (34343).

The spelling of 11534228 in words is "eleven million, five hundred thirty-four thousand, two hundred twenty-eight".