11226404 has 12 divisors (see below), whose sum is σ = 22452864. Its totient is φ = 4811304.

The previous prime is 11226403. The next prime is 11226427. The reversal of 11226404 is 40462211.

11226404 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11226401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200444 + ... + 200499.

It is an arithmetic number, because the mean of its divisors is an integer number (1871072).

Almost surely, 2^11226404 is an apocalyptic number.

11226404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11226404 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.

11226404 is a wasteful number, since it uses less digits than its factorization.

11226404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400954 (or 400952 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 11226404 is about 3350.5826359008. The cubic root of 11226404 is about 223.9134710433.

Adding to 11226404 its reverse (40462211), we get a palindrome (51688615).

The spelling of 11226404 in words is "eleven million, two hundred twenty-six thousand, four hundred four".