11213226 has 12 divisors (see below), whose sum is σ = 24295362. Its totient is φ = 3737736.

The previous prime is 11213221. The next prime is 11213231. The reversal of 11213226 is 62231211.

11213226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11213221) and next prime (11213231).

It can be written as a sum of positive squares in only one way, i.e., 7209225 + 4004001 = 2685^2 + 2001^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 622957 = 11213226 / (1 + 1 + 2 + 1 + 3 + 2 + 2 + 6).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11213199 and 11213208.

It is not an unprimeable number, because it can be changed into a prime (11213221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311461 + ... + 311496.

Almost surely, 2^11213226 is an apocalyptic number.

11213226 is an abundant number, since it is smaller than the sum of its proper divisors (13082136).

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

11213226 is a wasteful number, since it uses less digits than its factorization.

11213226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622965 (or 622962 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 11213226 is about 3348.6155348144. The cubic root of 11213226 is about 223.8258238906.

Adding to 11213226 its reverse (62231211), we get a palindrome (73444437).

The spelling of 11213226 in words is "eleven million, two hundred thirteen thousand, two hundred twenty-six".