229312933 has 2 divisors, whose sum is σ = 229312934. Its totient is φ = 229312932.

The previous prime is 229312913. The next prime is 229312961. The reversal of 229312933 is 339213922.

229312933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202293729 + 27019204 = 14223^2 + 5198^2 .

It is a cyclic number.

It is not a de Polignac number, because 229312933 - 2¹³ = 229304741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229312913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114656466 + 114656467.

It is an arithmetic number, because the mean of its divisors is an integer number (114656467).

Almost surely, 2^229312933 is an apocalyptic number.

It is an amenable number.

229312933 is a deficient number, since it is larger than the sum of its proper divisors (1).

229312933 is an equidigital number, since it uses as much as digits as its factorization.

229312933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 34.

The square root of 229312933 is about 15143.0820178721. The cubic root of 229312933 is about 612.0818708376.

The spelling of 229312933 in words is "two hundred twenty-nine million, three hundred twelve thousand, nine hundred thirty-three".