228384456 has 16 divisors (see below), whose sum is σ = 570961200. Its totient is φ = 76128144.

The previous prime is 228384449. The next prime is 228384469. The reversal of 228384456 is 654483822.

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, 4757986 + ... + 4758033.

It is an arithmetic number, because the mean of its divisors is an integer number (35685075).

Almost surely, 2^228384456 is an apocalyptic number.

It is an amenable number.

228384456 is an abundant number, since it is smaller than the sum of its proper divisors (342576744).

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

228384456 is a wasteful number, since it uses less digits than its factorization.

228384456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9516028 (or 9516024 counting only the distinct ones).

The product of its digits is 368640, while the sum is 42.

The square root of 228384456 is about 15112.3941187358. The cubic root of 228384456 is about 611.2546567283.

The spelling of 228384456 in words is "two hundred twenty-eight million, three hundred eighty-four thousand, four hundred fifty-six".