229216328 has 16 divisors (see below), whose sum is σ = 468851760. Its totient is φ = 104189200.

The previous prime is 229216327. The next prime is 229216343. The reversal of 229216328 is 823612922.

It is not an unprimeable number, because it can be changed into a prime (229216327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302278 + ... + 1302453.

It is an arithmetic number, because the mean of its divisors is an integer number (29303235).

Almost surely, 2^229216328 is an apocalyptic number.

It is an amenable number.

229216328 is an abundant number, since it is smaller than the sum of its proper divisors (239635432).

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

229216328 is a wasteful number, since it uses less digits than its factorization.

229216328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604748 (or 2604744 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 229216328 is about 15139.8919414902. The cubic root of 229216328 is about 611.9959061056.

The spelling of 229216328 in words is "two hundred twenty-nine million, two hundred sixteen thousand, three hundred twenty-eight".