229867320 has 128 divisors (see below), whose sum is σ = 743904000. Its totient is φ = 56632320.

The previous prime is 229867303. The next prime is 229867343. The reversal of 229867320 is 23768922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92251 + ... + 94709.

It is an arithmetic number, because the mean of its divisors is an integer number (5811750).

Almost surely, 2^229867320 is an apocalyptic number.

229867320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229867320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371952000).

229867320 is an abundant number, since it is smaller than the sum of its proper divisors (514036680).

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

229867320 is a wasteful number, since it uses less digits than its factorization.

229867320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533 (or 2529 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 229867320 is about 15161.3759270061. The cubic root of 229867320 is about 612.5747302960.

The spelling of 229867320 in words is "two hundred twenty-nine million, eight hundred sixty-seven thousand, three hundred twenty".