11224286 has 4 divisors (see below), whose sum is σ = 16836432. Its totient is φ = 5612142.

The previous prime is 11224277. The next prime is 11224289. The reversal of 11224286 is 68242211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11224289) 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 as a sum of consecutive naturals, namely, 2806070 + ... + 2806073.

It is an arithmetic number, because the mean of its divisors is an integer number (4209108).

Almost surely, 2^11224286 is an apocalyptic number.

11224286 is a deficient number, since it is larger than the sum of its proper divisors (5612146).

11224286 is an equidigital number, since it uses as much as digits as its factorization.

11224286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5612145.

The product of its digits is 1536, while the sum is 26.

The square root of 11224286 is about 3350.2665565593. The cubic root of 11224286 is about 223.8993888089.

Adding to 11224286 its reverse (68242211), we get a palindrome (79466497).

The spelling of 11224286 in words is "eleven million, two hundred twenty-four thousand, two hundred eighty-six".