11223436 has 12 divisors (see below), whose sum is σ = 22446928. Its totient is φ = 4810032.

The previous prime is 11223427. The next prime is 11223437. The reversal of 11223436 is 63432211.

11223436 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11223437) 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, 200391 + ... + 200446.

Almost surely, 2^11223436 is an apocalyptic number.

It is an amenable number.

11223436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11223436 is a wasteful number, since it uses less digits than its factorization.

11223436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400848 (or 400846 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 11223436 is about 3350.1396985797. The cubic root of 11223436 is about 223.8937368002.

Adding to 11223436 its reverse (63432211), we get a palindrome (74655647).

The spelling of 11223436 in words is "eleven million, two hundred twenty-three thousand, four hundred thirty-six".