22406122 has 8 divisors (see below), whose sum is σ = 34324416. Its totient is φ = 10964652.

The previous prime is 22406107. The next prime is 22406129. The reversal of 22406122 is 22160422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22406122.

It is not an unprimeable number, because it can be changed into a prime (22406129) 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, 119088 + ... + 119275.

It is an arithmetic number, because the mean of its divisors is an integer number (4290552).

Almost surely, 2^22406122 is an apocalyptic number.

22406122 is a deficient number, since it is larger than the sum of its proper divisors (11918294).

22406122 is a wasteful number, since it uses less digits than its factorization.

22406122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238412.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22406122 is about 4733.5105365891. The cubic root of 22406122 is about 281.9176276356.

Adding to 22406122 its reverse (22160422), we get a palindrome (44566544).

The spelling of 22406122 in words is "twenty-two million, four hundred six thousand, one hundred twenty-two".