229898730 has 64 divisors (see below), whose sum is σ = 561657600. Its totient is φ = 60217344.

The previous prime is 229898707. The next prime is 229898749. The reversal of 229898730 is 37898922.

It is a happy number.

It is a super-2 number, since 2×229898730² = 105706852111225800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 229898730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 578892 + ... + 579288.

It is an arithmetic number, because the mean of its divisors is an integer number (8775900).

Almost surely, 2^229898730 is an apocalyptic number.

229898730 is an abundant number, since it is smaller than the sum of its proper divisors (331758870).

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

229898730 is a wasteful number, since it uses less digits than its factorization.

229898730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703.

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 229898730 is about 15162.4117474761. The cubic root of 229898730 is about 612.6026305879.

The spelling of 229898730 in words is "two hundred twenty-nine million, eight hundred ninety-eight thousand, seven hundred thirty".