24222655 has 4 divisors (see below), whose sum is σ = 29067192. Its totient is φ = 19378120.

The previous prime is 24222629. The next prime is 24222661. The reversal of 24222655 is 55622242.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 24222655 - 2⁵ = 24222623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2422261 + ... + 2422270.

It is an arithmetic number, because the mean of its divisors is an integer number (7266798).

Almost surely, 2^24222655 is an apocalyptic number.

24222655 is a deficient number, since it is larger than the sum of its proper divisors (4844537).

24222655 is an equidigital number, since it uses as much as digits as its factorization.

24222655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4844536.

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

The square root of 24222655 is about 4921.6516536626. The cubic root of 24222655 is about 289.3391810364.

Adding to 24222655 its reverse (55622242), we get a palindrome (79844897).

The spelling of 24222655 in words is "twenty-four million, two hundred twenty-two thousand, six hundred fifty-five".