234256423 has 2 divisors, whose sum is σ = 234256424. Its totient is φ = 234256422.

The previous prime is 234256391. The next prime is 234256433. The reversal of 234256423 is 324652432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234256423 - 2⁵ = 234256391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234256433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117128211 + 117128212.

It is an arithmetic number, because the mean of its divisors is an integer number (117128212).

Almost surely, 2^234256423 is an apocalyptic number.

234256423 is a deficient number, since it is larger than the sum of its proper divisors (1).

234256423 is an equidigital number, since it uses as much as digits as its factorization.

234256423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 31.

The square root of 234256423 is about 15305.4376938394. The cubic root of 234256423 is about 616.4490237879.

The spelling of 234256423 in words is "two hundred thirty-four million, two hundred fifty-six thousand, four hundred twenty-three".