234233647 has 2 divisors, whose sum is σ = 234233648. Its totient is φ = 234233646.

The previous prime is 234233641. The next prime is 234233651. The reversal of 234233647 is 746332432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234233647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234233641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117116823 + 117116824.

It is an arithmetic number, because the mean of its divisors is an integer number (117116824).

Almost surely, 2^234233647 is an apocalyptic number.

234233647 is a deficient number, since it is larger than the sum of its proper divisors (1).

234233647 is an equidigital number, since it uses as much as digits as its factorization.

234233647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 34.

The square root of 234233647 is about 15304.6936264664. The cubic root of 234233647 is about 616.4290446871.

The spelling of 234233647 in words is "two hundred thirty-four million, two hundred thirty-three thousand, six hundred forty-seven".