11228418 has 48 divisors (see below), whose sum is σ = 25328160. Its totient is φ = 3592512.

The previous prime is 11228369. The next prime is 11228447. The reversal of 11228418 is 81482211.

It is a junction number, because it is equal to n+sod(n) for n = 11228391 and 11228400.

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, 68805 + ... + 68967.

It is an arithmetic number, because the mean of its divisors is an integer number (527670).

Almost surely, 2^11228418 is an apocalyptic number.

11228418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11228418 is an abundant number, since it is smaller than the sum of its proper divisors (14099742).

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

11228418 is a wasteful number, since it uses less digits than its factorization.

11228418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 300 counting only the distinct ones).

The product of its digits is 1024, while the sum is 27.

The square root of 11228418 is about 3350.8831671665. The cubic root of 11228418 is about 223.9268601560.

The spelling of 11228418 in words is "eleven million, two hundred twenty-eight thousand, four hundred eighteen".