230840429 has 2 divisors, whose sum is σ = 230840430. Its totient is φ = 230840428.

The previous prime is 230840417. The next prime is 230840459. The reversal of 230840429 is 924048032.

230840429 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., 230736100 + 104329 = 15190^2 + 323^2 .

It is a cyclic number.

It is not a de Polignac number, because 230840429 - 2⁴ = 230840413 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 230840395 and 230840404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230840459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115420214 + 115420215.

It is an arithmetic number, because the mean of its divisors is an integer number (115420215).

Almost surely, 2^230840429 is an apocalyptic number.

It is an amenable number.

230840429 is a deficient number, since it is larger than the sum of its proper divisors (1).

230840429 is an equidigital number, since it uses as much as digits as its factorization.

230840429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 230840429 is about 15193.4337461944. The cubic root of 230840429 is about 613.4379279389.

The spelling of 230840429 in words is "two hundred thirty million, eight hundred forty thousand, four hundred twenty-nine".