228144424 has 16 divisors (see below), whose sum is σ = 432925920. Its totient is φ = 112697520.

The previous prime is 228144409. The next prime is 228144443. The reversal of 228144424 is 424441822.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 171132 + ... + 172459.

It is an arithmetic number, because the mean of its divisors is an integer number (27057870).

Almost surely, 2^228144424 is an apocalyptic number.

It is an amenable number.

228144424 is a deficient number, since it is larger than the sum of its proper divisors (204781496).

228144424 is a wasteful number, since it uses less digits than its factorization.

228144424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343680 (or 343676 counting only the distinct ones).

The product of its digits is 16384, while the sum is 31.

The square root of 228144424 is about 15104.4504699774. The cubic root of 228144424 is about 611.0404388381.

The spelling of 228144424 in words is "two hundred twenty-eight million, one hundred forty-four thousand, four hundred twenty-four".