22008622 has 8 divisors (see below), whose sum is σ = 34151400. Its totient is φ = 10624824.

The previous prime is 22008619. The next prime is 22008653. The reversal of 22008622 is 22680022.

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

It is a junction number, because it is equal to n+sod(n) for n = 22008593 and 22008602.

It is a congruent 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, 189672 + ... + 189787.

It is an arithmetic number, because the mean of its divisors is an integer number (4268925).

Almost surely, 2^22008622 is an apocalyptic number.

22008622 is a deficient number, since it is larger than the sum of its proper divisors (12142778).

22008622 is a wasteful number, since it uses less digits than its factorization.

22008622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379490.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 22008622 is about 4691.3347780776. The cubic root of 22008622 is about 280.2405331076.

Adding to 22008622 its reverse (22680022), we get a palindrome (44688644).

The spelling of 22008622 in words is "twenty-two million, eight thousand, six hundred twenty-two".