228916316 has 6 divisors (see below), whose sum is σ = 400603560. Its totient is φ = 114458156.

The previous prime is 228916291. The next prime is 228916319. The reversal of 228916316 is 613619822.

It is a happy number.

228916316 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 228916316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228916319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28614536 + ... + 28614543.

It is an arithmetic number, because the mean of its divisors is an integer number (66767260).

Almost surely, 2^228916316 is an apocalyptic number.

It is an amenable number.

228916316 is a deficient number, since it is larger than the sum of its proper divisors (171687244).

228916316 is a wasteful number, since it uses less digits than its factorization.

228916316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57229083 (or 57229081 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 228916316 is about 15129.9807005825. The cubic root of 228916316 is about 611.7287839499.

The spelling of 228916316 in words is "two hundred twenty-eight million, nine hundred sixteen thousand, three hundred sixteen".