229500000 has 336 divisors, whose sum is σ = 885926160. Its totient is φ = 57600000.

The previous prime is 229499969. The next prime is 229500041. The reversal of 229500000 is 5922.

229500000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 13499992 + ... + 13500008.

It is an arithmetic number, because the mean of its divisors is an integer number (2636685).

Almost surely, 2^229500000 is an apocalyptic number.

229500000 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 229500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442963080).

229500000 is an abundant number, since it is smaller than the sum of its proper divisors (656426160).

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

229500000 is an frugal number, since it uses more digits than its factorization.

229500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66 (or 27 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 229500000 is about 15149.2574075431. The cubic root of 229500000 is about 612.2482652876.

Adding to 229500000 its reverse (5922), we get a palindrome (229505922).

The spelling of 229500000 in words is "two hundred twenty-nine million, five hundred thousand".