234783427 has 2 divisors, whose sum is σ = 234783428. Its totient is φ = 234783426.

The previous prime is 234783337. The next prime is 234783431. The reversal of 234783427 is 724387432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234783427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234783427.

It is not a weakly prime, because it can be changed into another prime (234783457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117391713 + 117391714.

It is an arithmetic number, because the mean of its divisors is an integer number (117391714).

Almost surely, 2^234783427 is an apocalyptic number.

234783427 is a deficient number, since it is larger than the sum of its proper divisors (1).

234783427 is an equidigital number, since it uses as much as digits as its factorization.

234783427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 40.

The square root of 234783427 is about 15322.6442561328. The cubic root of 234783427 is about 616.9109503405.

The spelling of 234783427 in words is "two hundred thirty-four million, seven hundred eighty-three thousand, four hundred twenty-seven".