11226815 has 16 divisors (see below), whose sum is σ = 14428800. Its totient is φ = 8360352.

The previous prime is 11226791. The next prime is 11226821. The reversal of 11226815 is 51862211.

11226815 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11226815 - 2¹⁰ = 11225791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4604 + ... + 6606.

It is an arithmetic number, because the mean of its divisors is an integer number (901800).

Almost surely, 2^11226815 is an apocalyptic number.

11226815 is a deficient number, since it is larger than the sum of its proper divisors (3201985).

11226815 is a wasteful number, since it uses less digits than its factorization.

11226815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086.

The product of its digits is 960, while the sum is 26.

The square root of 11226815 is about 3350.6439679560. The cubic root of 11226815 is about 223.9162035097.

The spelling of 11226815 in words is "eleven million, two hundred twenty-six thousand, eight hundred fifteen".