22227422 has 8 divisors (see below), whose sum is σ = 38104176. Its totient is φ = 9526032.

The previous prime is 22227421. The next prime is 22227433. The reversal of 22227422 is 22472222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22227421) 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, 793823 + ... + 793850.

It is an arithmetic number, because the mean of its divisors is an integer number (4763022).

Almost surely, 2^22227422 is an apocalyptic number.

22227422 is a deficient number, since it is larger than the sum of its proper divisors (15876754).

22227422 is a wasteful number, since it uses less digits than its factorization.

22227422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587682.

The product of its digits is 1792, while the sum is 23.

The square root of 22227422 is about 4714.5966953707. The cubic root of 22227422 is about 281.1661483693.

Adding to 22227422 its reverse (22472222), we get a palindrome (44699644).

The spelling of 22227422 in words is "twenty-two million, two hundred twenty-seven thousand, four hundred twenty-two".