22227174 has 12 divisors (see below), whose sum is σ = 48158916. Its totient is φ = 7409052.

The previous prime is 22227157. The next prime is 22227181. The reversal of 22227174 is 47172222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617404 + ... + 617439.

It is an arithmetic number, because the mean of its divisors is an integer number (4013243).

Almost surely, 2^22227174 is an apocalyptic number.

22227174 is an abundant number, since it is smaller than the sum of its proper divisors (25931742).

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

22227174 is a wasteful number, since it uses less digits than its factorization.

22227174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234851 (or 1234848 counting only the distinct ones).

The product of its digits is 3136, while the sum is 27.

The square root of 22227174 is about 4714.5703940020. The cubic root of 22227174 is about 281.1651026720.

Adding to 22227174 its reverse (47172222), we get a palindrome (69399396).

The spelling of 22227174 in words is "twenty-two million, two hundred twenty-seven thousand, one hundred seventy-four".