228416284 has 12 divisors (see below), whose sum is σ = 423242064. Its totient is φ = 107489984.

The previous prime is 228416257. The next prime is 228416303. The reversal of 228416284 is 482614822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679464 + ... + 1679599.

It is an arithmetic number, because the mean of its divisors is an integer number (35270172).

Almost surely, 2^228416284 is an apocalyptic number.

It is an amenable number.

228416284 is a deficient number, since it is larger than the sum of its proper divisors (194825780).

228416284 is a wasteful number, since it uses less digits than its factorization.

228416284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359084 (or 3359082 counting only the distinct ones).

The product of its digits is 49152, while the sum is 37.

The square root of 228416284 is about 15113.4471249944. The cubic root of 228416284 is about 611.2830505309.

The spelling of 228416284 in words is "two hundred twenty-eight million, four hundred sixteen thousand, two hundred eighty-four".