229684823 has 2 divisors, whose sum is σ = 229684824. Its totient is φ = 229684822.

The previous prime is 229684783. The next prime is 229684849. The reversal of 229684823 is 328486922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229684823 - 2⁶ = 229684759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229684853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114842411 + 114842412.

It is an arithmetic number, because the mean of its divisors is an integer number (114842412).

Almost surely, 2^229684823 is an apocalyptic number.

229684823 is a deficient number, since it is larger than the sum of its proper divisors (1).

229684823 is an equidigital number, since it uses as much as digits as its factorization.

229684823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The square root of 229684823 is about 15155.3562478749. The cubic root of 229684823 is about 612.4125749439.

The spelling of 229684823 in words is "two hundred twenty-nine million, six hundred eighty-four thousand, eight hundred twenty-three".