228534736 has 20 divisors (see below), whose sum is σ = 466091200. Its totient is φ = 108253152.

The previous prime is 228534707. The next prime is 228534737. The reversal of 228534736 is 637435822.

228534736 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228534737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375576 + ... + 376183.

It is an arithmetic number, because the mean of its divisors is an integer number (23304560).

Almost surely, 2^228534736 is an apocalyptic number.

It is an amenable number.

228534736 is an abundant number, since it is smaller than the sum of its proper divisors (237556464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228534736 is a wasteful number, since it uses less digits than its factorization.

228534736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751786 (or 751780 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 228534736 is about 15117.3653789276. The cubic root of 228534736 is about 611.3886985549.

The spelling of 228534736 in words is "two hundred twenty-eight million, five hundred thirty-four thousand, seven hundred thirty-six".