234205427 has 2 divisors, whose sum is σ = 234205428. Its totient is φ = 234205426.

The previous prime is 234205327. The next prime is 234205469. The reversal of 234205427 is 724502432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234205427 - 2¹⁶ = 234139891 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234205427.

It is not a weakly prime, because it can be changed into another prime (234205327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117102713 + 117102714.

It is an arithmetic number, because the mean of its divisors is an integer number (117102714).

Almost surely, 2^234205427 is an apocalyptic number.

234205427 is a deficient number, since it is larger than the sum of its proper divisors (1).

234205427 is an equidigital number, since it uses as much as digits as its factorization.

234205427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 234205427 is about 15303.7716593002. The cubic root of 234205427 is about 616.4042883146.

Adding to 234205427 its reverse (724502432), we get a palindrome (958707859).

The spelling of 234205427 in words is "two hundred thirty-four million, two hundred five thousand, four hundred twenty-seven".