22788622 has 8 divisors (see below), whose sum is σ = 34828056. Its totient is φ = 11179272.

The previous prime is 22788617. The next prime is 22788637. The reversal of 22788622 is 22688722.

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

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, 107388 + ... + 107599.

It is an arithmetic number, because the mean of its divisors is an integer number (4353507).

Almost surely, 2^22788622 is an apocalyptic number.

22788622 is a deficient number, since it is larger than the sum of its proper divisors (12039434).

22788622 is a wasteful number, since it uses less digits than its factorization.

22788622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215042.

The product of its digits is 43008, while the sum is 37.

The square root of 22788622 is about 4773.7429759048. The cubic root of 22788622 is about 283.5128111606.

The spelling of 22788622 in words is "twenty-two million, seven hundred eighty-eight thousand, six hundred twenty-two".