22425227 has 8 divisors (see below), whose sum is σ = 25903152. Its totient is φ = 19187200.

The previous prime is 22425223. The next prime is 22425233. The reversal of 22425227 is 72252422.

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

It is a cyclic number.

It is not a de Polignac number, because 22425227 - 2² = 22425223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22425196 and 22425205.

It is not an unprimeable number, because it can be changed into a prime (22425223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59774 + ... + 60147.

It is an arithmetic number, because the mean of its divisors is an integer number (3237894).

Almost surely, 2^22425227 is an apocalyptic number.

22425227 is a deficient number, since it is larger than the sum of its proper divisors (3477925).

22425227 is a wasteful number, since it uses less digits than its factorization.

22425227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119949.

The product of its digits is 4480, while the sum is 26.

The square root of 22425227 is about 4735.5281648407. The cubic root of 22425227 is about 281.9977323225.

Adding to 22425227 its reverse (72252422), we get a palindrome (94677649).

The spelling of 22425227 in words is "twenty-two million, four hundred twenty-five thousand, two hundred twenty-seven".