229798111 has 4 divisors (see below), whose sum is σ = 229888800. Its totient is φ = 229707424.

The previous prime is 229798099. The next prime is 229798169. The reversal of 229798111 is 111897922.

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

It is a cyclic number.

It is not a de Polignac number, because 229798111 - 2⁹ = 229797599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229798171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41431 + ... + 46648.

It is an arithmetic number, because the mean of its divisors is an integer number (57472200).

Almost surely, 2^229798111 is an apocalyptic number.

229798111 is a deficient number, since it is larger than the sum of its proper divisors (90689).

229798111 is an equidigital number, since it uses as much as digits as its factorization.

229798111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90688.

The product of its digits is 18144, while the sum is 40.

The square root of 229798111 is about 15159.0933436007. The cubic root of 229798111 is about 612.5132456389.

The spelling of 229798111 in words is "two hundred twenty-nine million, seven hundred ninety-eight thousand, one hundred eleven".