11923228 has 12 divisors (see below), whose sum is σ = 20972952. Its totient is φ = 5930960.

The previous prime is 11923217. The next prime is 11923231. The reversal of 11923228 is 82232911.

It is a junction number, because it is equal to n+sod(n) for n = 11923196 and 11923205.

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, 6778 + ... + 8353.

It is an arithmetic number, because the mean of its divisors is an integer number (1747746).

Almost surely, 2^11923228 is an apocalyptic number.

It is an amenable number.

11923228 is a deficient number, since it is larger than the sum of its proper divisors (9049724).

11923228 is a wasteful number, since it uses less digits than its factorization.

11923228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15332 (or 15330 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 11923228 is about 3453.0027512297. The cubic root of 11923228 is about 228.4535702659.

The spelling of 11923228 in words is "eleven million, nine hundred twenty-three thousand, two hundred twenty-eight".