229813559 has 4 divisors (see below), whose sum is σ = 229866960. Its totient is φ = 229760160.

The previous prime is 229813553. The next prime is 229813567. The reversal of 229813559 is 955318922.

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 229813559 - 2¹⁶ = 229748023 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 (229813553) 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, 19619 + ... + 29060.

It is an arithmetic number, because the mean of its divisors is an integer number (57466740).

Almost surely, 2^229813559 is an apocalyptic number.

229813559 is a deficient number, since it is larger than the sum of its proper divisors (53401).

229813559 is an equidigital number, since it uses as much as digits as its factorization.

229813559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53400.

The product of its digits is 194400, while the sum is 44.

The square root of 229813559 is about 15159.6028641914. The cubic root of 229813559 is about 612.5269705741.

The spelling of 229813559 in words is "two hundred twenty-nine million, eight hundred thirteen thousand, five hundred fifty-nine".