228144524 has 6 divisors (see below), whose sum is σ = 399252924. Its totient is φ = 114072260.

The previous prime is 228144523. The next prime is 228144529. The reversal of 228144524 is 425441822.

228144524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (228144523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28518062 + ... + 28518069.

It is an arithmetic number, because the mean of its divisors is an integer number (66542154).

Almost surely, 2^228144524 is an apocalyptic number.

It is an amenable number.

228144524 is a deficient number, since it is larger than the sum of its proper divisors (171108400).

228144524 is a wasteful number, since it uses less digits than its factorization.

228144524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57036135 (or 57036133 counting only the distinct ones).

The product of its digits is 20480, while the sum is 32.

The square root of 228144524 is about 15104.4537802596. The cubic root of 228144524 is about 611.0405281149.

The spelling of 228144524 in words is "two hundred twenty-eight million, one hundred forty-four thousand, five hundred twenty-four".