229343819 has 2 divisors, whose sum is σ = 229343820. Its totient is φ = 229343818.

The previous prime is 229343801. The next prime is 229343827. The reversal of 229343819 is 918343922.

229343819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229343819 - 2⁸ = 229343563 is a prime.

It is a super-2 number, since 2×229343819² = 105197174627009522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (229343869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114671909 + 114671910.

It is an arithmetic number, because the mean of its divisors is an integer number (114671910).

Almost surely, 2^229343819 is an apocalyptic number.

229343819 is a deficient number, since it is larger than the sum of its proper divisors (1).

229343819 is an equidigital number, since it uses as much as digits as its factorization.

229343819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 229343819 is about 15144.1017891455. The cubic root of 229343819 is about 612.1093498983.

The spelling of 229343819 in words is "two hundred twenty-nine million, three hundred forty-three thousand, eight hundred nineteen".