229854816 has 72 divisors (see below), whose sum is σ = 667596384. Its totient is φ = 74983680.

The previous prime is 229854809. The next prime is 229854817. The reversal of 229854816 is 618458922.

229854816 is a `hidden beast` number, since 2 + 2 + 98 + 548 + 16 = 666.

229854816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229854817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5046 + ... + 22026.

It is an arithmetic number, because the mean of its divisors is an integer number (9272172).

Almost surely, 2^229854816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229854816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333798192).

229854816 is an abundant number, since it is smaller than the sum of its proper divisors (437741568).

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

229854816 is a wasteful number, since it uses less digits than its factorization.

229854816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17044 (or 17033 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 229854816 is about 15160.9635577690. The cubic root of 229854816 is about 612.5636227677.

The spelling of 229854816 in words is "two hundred twenty-nine million, eight hundred fifty-four thousand, eight hundred sixteen".