11122236 has 18 divisors (see below), whose sum is σ = 28114632. Its totient is φ = 3707400.

The previous prime is 11122229. The next prime is 11122247. The reversal of 11122236 is 63222111.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 154440 + ... + 154511.

It is an arithmetic number, because the mean of its divisors is an integer number (1561924).

Almost surely, 2^11122236 is an apocalyptic number.

It is an amenable number.

11122236 is an abundant number, since it is smaller than the sum of its proper divisors (16992396).

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

11122236 is a wasteful number, since it uses less digits than its factorization.

11122236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308961 (or 308956 counting only the distinct ones).

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

The square root of 11122236 is about 3335.0016491750. The cubic root of 11122236 is about 223.2187655244.

Adding to 11122236 its reverse (63222111), we get a palindrome (74344347).

The spelling of 11122236 in words is "eleven million, one hundred twenty-two thousand, two hundred thirty-six".