224622155 has 8 divisors (see below), whose sum is σ = 270221184. Its totient is φ = 179248000.

The previous prime is 224622143. The next prime is 224622169. The reversal of 224622155 is 551226422.

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

It is not a de Polignac number, because 224622155 - 2⁸ = 224621899 is a prime.

It is a super-2 number, since 2×224622155² = 100910225033688050, which contains 22 as substring.

It is a Duffinian 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, 54011 + ... + 58020.

It is an arithmetic number, because the mean of its divisors is an integer number (33777648).

Almost surely, 2^224622155 is an apocalyptic number.

224622155 is a deficient number, since it is larger than the sum of its proper divisors (45599029).

224622155 is a wasteful number, since it uses less digits than its factorization.

224622155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112437.

The product of its digits is 9600, while the sum is 29.

The square root of 224622155 is about 14987.3998745613. The cubic root of 224622155 is about 607.8795451515.

Adding to 224622155 its reverse (551226422), we get a palindrome (775848577).

The spelling of 224622155 in words is "two hundred twenty-four million, six hundred twenty-two thousand, one hundred fifty-five".