11447226 has 48 divisors (see below), whose sum is σ = 28963584. Its totient is φ = 3199392.

The previous prime is 11447213. The next prime is 11447243. The reversal of 11447226 is 62274411.

It is a self number, because there is not a number n which added to its sum of digits gives 11447226.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4956 + ... + 6888.

It is an arithmetic number, because the mean of its divisors is an integer number (603408).

Almost surely, 2^11447226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11447226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14481792).

11447226 is an abundant number, since it is smaller than the sum of its proper divisors (17516358).

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

11447226 is a wasteful number, since it uses less digits than its factorization.

11447226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995 (or 1992 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 11447226 is about 3383.3749422729. The cubic root of 11447226 is about 225.3720658845.

The spelling of 11447226 in words is "eleven million, four hundred forty-seven thousand, two hundred twenty-six".