224102145 has 16 divisors (see below), whose sum is σ = 358871040. Its totient is φ = 119418624.

The previous prime is 224102113. The next prime is 224102149. The reversal of 224102145 is 541201422.

It is not a de Polignac number, because 224102145 - 2⁵ = 224102113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (224102149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13696 + ... + 25214.

It is an arithmetic number, because the mean of its divisors is an integer number (22429440).

Almost surely, 2^224102145 is an apocalyptic number.

It is an amenable number.

224102145 is a deficient number, since it is larger than the sum of its proper divisors (134768895).

224102145 is a wasteful number, since it uses less digits than its factorization.

224102145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12824.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 224102145 is about 14970.0415831086. The cubic root of 224102145 is about 607.4100935554.

Adding to 224102145 its reverse (541201422), we get a palindrome (765303567).

The spelling of 224102145 in words is "two hundred twenty-four million, one hundred two thousand, one hundred forty-five".