22224655 has 8 divisors (see below), whose sum is σ = 27237312. Its totient is φ = 17401248.

The previous prime is 22224617. The next prime is 22224667. The reversal of 22224655 is 55642222.

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 22224655 - 2¹⁵ = 22191887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47052 + ... + 47521.

It is an arithmetic number, because the mean of its divisors is an integer number (3404664).

Almost surely, 2^22224655 is an apocalyptic number.

22224655 is a deficient number, since it is larger than the sum of its proper divisors (5012657).

22224655 is an equidigital number, since it uses as much as digits as its factorization.

22224655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94625.

The product of its digits is 9600, while the sum is 28.

The square root of 22224655 is about 4714.3032358982. The cubic root of 22224655 is about 281.1544808141.

Adding to 22224655 its reverse (55642222), we get a palindrome (77866877).

The spelling of 22224655 in words is "twenty-two million, two hundred twenty-four thousand, six hundred fifty-five".