224115505 has 16 divisors (see below), whose sum is σ = 290822400. Its totient is φ = 165152512.

The previous prime is 224115497. The next prime is 224115557. The reversal of 224115505 is 505511422.

It is a cyclic number.

It is not a de Polignac number, because 224115505 - 2³ = 224115497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224115505.

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 15 ways as a sum of consecutive naturals, for example, 24055 + ... + 32044.

It is an arithmetic number, because the mean of its divisors is an integer number (18176400).

Almost surely, 2^224115505 is an apocalyptic number.

It is an amenable number.

224115505 is a deficient number, since it is larger than the sum of its proper divisors (66706895).

224115505 is a wasteful number, since it uses less digits than its factorization.

224115505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56168.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 224115505 is about 14970.4878010037. The cubic root of 224115505 is about 607.4221637026.

Adding to 224115505 its reverse (505511422), we get a palindrome (729626927).

The spelling of 224115505 in words is "two hundred twenty-four million, one hundred fifteen thousand, five hundred five".