22146922 has 12 divisors (see below), whose sum is σ = 38644290. Its totient is φ = 9491496.

The previous prime is 22146919. The next prime is 22146961. The reversal of 22146922 is 22964122.

It can be written as a sum of positive squares in only one way, i.e., 18653761 + 3493161 = 4319^2 + 1869^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112897 + ... + 113092.

Almost surely, 2^22146922 is an apocalyptic number.

22146922 is a deficient number, since it is larger than the sum of its proper divisors (16497368).

22146922 is a wasteful number, since it uses less digits than its factorization.

22146922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226005 (or 225998 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 22146922 is about 4706.0516359258. The cubic root of 22146922 is about 280.8263090773.

The spelling of 22146922 in words is "twenty-two million, one hundred forty-six thousand, nine hundred twenty-two".