224512145 has 16 divisors (see below), whose sum is σ = 316516032. Its totient is φ = 150720960.

The previous prime is 224512139. The next prime is 224512207. The reversal of 224512145 is 541215422.

It is a de Polignac number, because none of the positive numbers 2^k-224512145 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156287 + ... + 157716.

It is an arithmetic number, because the mean of its divisors is an integer number (19782252).

Almost surely, 2^224512145 is an apocalyptic number.

It is an amenable number.

224512145 is a deficient number, since it is larger than the sum of its proper divisors (92003887).

224512145 is a wasteful number, since it uses less digits than its factorization.

224512145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314032.

The product of its digits is 3200, while the sum is 26.

The square root of 224512145 is about 14983.7293421898. The cubic root of 224512145 is about 607.7802914383.

Adding to 224512145 its reverse (541215422), we get a palindrome (765727567).

The spelling of 224512145 in words is "two hundred twenty-four million, five hundred twelve thousand, one hundred forty-five".