11226918 has 8 divisors (see below), whose sum is σ = 22453848. Its totient is φ = 3742304.

The previous prime is 11226911. The next prime is 11226923. The reversal of 11226918 is 81962211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

11226918 is an admirable number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11226911) 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 in 3 ways as a sum of consecutive naturals, for example, 935571 + ... + 935582.

It is an arithmetic number, because the mean of its divisors is an integer number (2806731).

Almost surely, 2^11226918 is an apocalyptic number.

11226918 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.

11226918 is a wasteful number, since it uses less digits than its factorization.

11226918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871158.

The product of its digits is 1728, while the sum is 30.

The square root of 11226918 is about 3350.6593381005. The cubic root of 11226918 is about 223.9168882779.

The spelling of 11226918 in words is "eleven million, two hundred twenty-six thousand, nine hundred eighteen".