229805859 has 4 divisors (see below), whose sum is σ = 306407816. Its totient is φ = 153203904.

The previous prime is 229805789. The next prime is 229805867. The reversal of 229805859 is 958508922.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 229805859 - 2¹⁵ = 229773091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229805869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38300974 + ... + 38300979.

It is an arithmetic number, because the mean of its divisors is an integer number (76601954).

Almost surely, 2^229805859 is an apocalyptic number.

229805859 is a deficient number, since it is larger than the sum of its proper divisors (76601957).

229805859 is an equidigital number, since it uses as much as digits as its factorization.

229805859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76601956.

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 229805859 is about 15159.3488976275. The cubic root of 229805859 is about 612.5201295064.

The spelling of 229805859 in words is "two hundred twenty-nine million, eight hundred five thousand, eight hundred fifty-nine".