224136155 has 8 divisors (see below), whose sum is σ = 271431600. Its totient is φ = 177663456.

The previous prime is 224136151. The next prime is 224136191. The reversal of 224136155 is 551631422.

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 224136155 - 2² = 224136151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224136151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205085 + ... + 206174.

It is an arithmetic number, because the mean of its divisors is an integer number (33928950).

Almost surely, 2^224136155 is an apocalyptic number.

224136155 is a deficient number, since it is larger than the sum of its proper divisors (47295445).

224136155 is a wasteful number, since it uses less digits than its factorization.

224136155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411373.

The product of its digits is 7200, while the sum is 29.

The square root of 224136155 is about 14971.1774754025. The cubic root of 224136155 is about 607.4408190866.

Adding to 224136155 its reverse (551631422), we get a palindrome (775767577).

The spelling of 224136155 in words is "two hundred twenty-four million, one hundred thirty-six thousand, one hundred fifty-five".