12022028 has 6 divisors (see below), whose sum is σ = 21038556. Its totient is φ = 6011012.

The previous prime is 12022027. The next prime is 12022033. The reversal of 12022028 is 82022021.

12022028 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 = 12021997 and 12022015.

It is not an unprimeable number, because it can be changed into a prime (12022027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502750 + ... + 1502757.

It is an arithmetic number, because the mean of its divisors is an integer number (3506426).

Almost surely, 2^12022028 is an apocalyptic number.

It is an amenable number.

12022028 is a deficient number, since it is larger than the sum of its proper divisors (9016528).

12022028 is a wasteful number, since it uses less digits than its factorization.

12022028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005511 (or 3005509 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 12022028 is about 3467.2796252970. The cubic root of 12022028 is about 229.0828504651.

Adding to 12022028 its product of nonzero digits (128), we get a triangular number (12022156 = T₄₉₀₃).

Adding to 12022028 its reverse (82022021), we get a palindrome (94044049).

The spelling of 12022028 in words is "twelve million, twenty-two thousand, twenty-eight".