12022856 has 32 divisors (see below), whose sum is σ = 23302080. Its totient is φ = 5812800.

The previous prime is 12022847. The next prime is 12022867. The reversal of 12022856 is 65822021.

12022856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34475 + ... + 34821.

It is an arithmetic number, because the mean of its divisors is an integer number (728190).

Almost surely, 2^12022856 is an apocalyptic number.

It is an amenable number.

12022856 is a deficient number, since it is larger than the sum of its proper divisors (11279224).

12022856 is a wasteful number, since it uses less digits than its factorization.

12022856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 12022856 is about 3467.3990252061. The cubic root of 12022856 is about 229.0881095957.

Adding to 12022856 its reverse (65822021), we get a palindrome (77844877).

The spelling of 12022856 in words is "twelve million, twenty-two thousand, eight hundred fifty-six".