22622286 has 8 divisors (see below), whose sum is σ = 45244584. Its totient is φ = 7540760.

The previous prime is 22622273. The next prime is 22622309. The reversal of 22622286 is 68222622.

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

22622286 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885185 + ... + 1885196.

It is an arithmetic number, because the mean of its divisors is an integer number (5655573).

Almost surely, 2^22622286 is an apocalyptic number.

22622286 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22622286 is a wasteful number, since it uses less digits than its factorization.

22622286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770386.

The product of its digits is 9216, while the sum is 30.

The square root of 22622286 is about 4756.2890997079. The cubic root of 22622286 is about 282.8213317002.

The spelling of 22622286 in words is "twenty-two million, six hundred twenty-two thousand, two hundred eighty-six".