22028068 has 12 divisors (see below), whose sum is σ = 40578160. Its totient is φ = 10434312.

The previous prime is 22028057. The next prime is 22028077. The reversal of 22028068 is 86082022.

It is a happy 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, 144846 + ... + 144997.

Almost surely, 2^22028068 is an apocalyptic number.

It is an amenable number.

22028068 is a deficient number, since it is larger than the sum of its proper divisors (18550092).

22028068 is a wasteful number, since it uses less digits than its factorization.

22028068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289866 (or 289864 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 22028068 is about 4693.4068649543. The cubic root of 22028068 is about 280.3230455154.

The spelling of 22028068 in words is "twenty-two million, twenty-eight thousand, sixty-eight".