22006922 has 8 divisors (see below), whose sum is σ = 37726176. Its totient is φ = 9431532.

The previous prime is 22006913. The next prime is 22006939. The reversal of 22006922 is 22960022.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785948 + ... + 785975.

It is an arithmetic number, because the mean of its divisors is an integer number (4715772).

Almost surely, 2^22006922 is an apocalyptic number.

22006922 is a deficient number, since it is larger than the sum of its proper divisors (15719254).

22006922 is a wasteful number, since it uses less digits than its factorization.

22006922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571932.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 22006922 is about 4691.1535894703. The cubic root of 22006922 is about 280.2333174328.

Adding to 22006922 its reverse (22960022), we get a palindrome (44966944).

The spelling of 22006922 in words is "twenty-two million, six thousand, nine hundred twenty-two".