12049228 has 12 divisors (see below), whose sum is σ = 21149352. Its totient is φ = 6006560.

The previous prime is 12049207. The next prime is 12049229. The reversal of 12049228 is 82294021.

It is a junction number, because it is equal to n+sod(n) for n = 12049196 and 12049205.

It is not an unprimeable number, because it can be changed into a prime (12049229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2953 + ... + 5728.

It is an arithmetic number, because the mean of its divisors is an integer number (1762446).

Almost surely, 2^12049228 is an apocalyptic number.

It is an amenable number.

12049228 is a deficient number, since it is larger than the sum of its proper divisors (9100124).

12049228 is a wasteful number, since it uses less digits than its factorization.

12049228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9032 (or 9030 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 12049228 is about 3471.1997925789. The cubic root of 12049228 is about 229.2554880088.

The spelling of 12049228 in words is "twelve million, forty-nine thousand, two hundred twenty-eight".