11279224 has 16 divisors (see below), whose sum is σ = 23071320. Its totient is φ = 5126880.

The previous prime is 11279209. The next prime is 11279243. The reversal of 11279224 is 42297211.

11279224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11279192 and 11279201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63999 + ... + 64174.

Almost surely, 2^11279224 is an apocalyptic number.

It is an amenable number.

11279224 is an abundant number, since it is smaller than the sum of its proper divisors (11792096).

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

11279224 is a wasteful number, since it uses less digits than its factorization.

11279224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128190 (or 128186 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 11279224 is about 3358.4555974436. The cubic root of 11279224 is about 224.2640911559.

The spelling of 11279224 in words is "eleven million, two hundred seventy-nine thousand, two hundred twenty-four".