230206433 has 2 divisors, whose sum is σ = 230206434. Its totient is φ = 230206432.

The previous prime is 230206409. The next prime is 230206441. The reversal of 230206433 is 334602032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200307409 + 29899024 = 14153^2 + 5468^2 .

It is a cyclic number.

It is not a de Polignac number, because 230206433 - 2⁶ = 230206369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230206399 and 230206408.

It is not a weakly prime, because it can be changed into another prime (230206453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115103216 + 115103217.

It is an arithmetic number, because the mean of its divisors is an integer number (115103217).

Almost surely, 2^230206433 is an apocalyptic number.

It is an amenable number.

230206433 is a deficient number, since it is larger than the sum of its proper divisors (1).

230206433 is an equidigital number, since it uses as much as digits as its factorization.

230206433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 230206433 is about 15172.5552561195. Note that the first 3 decimals coincide. The cubic root of 230206433 is about 612.8758170063.

Adding to 230206433 its reverse (334602032), we get a palindrome (564808465).

The spelling of 230206433 in words is "two hundred thirty million, two hundred six thousand, four hundred thirty-three".