234649871 has 2 divisors, whose sum is σ = 234649872. Its totient is φ = 234649870.

The previous prime is 234649843. The next prime is 234649889. The reversal of 234649871 is 178946432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234649871 - 2²⁶ = 167541007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234649271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117324935 + 117324936.

It is an arithmetic number, because the mean of its divisors is an integer number (117324936).

Almost surely, 2^234649871 is an apocalyptic number.

234649871 is a deficient number, since it is larger than the sum of its proper divisors (1).

234649871 is an equidigital number, since it uses as much as digits as its factorization.

234649871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 234649871 is about 15318.2855111138. The cubic root of 234649871 is about 616.7939520388.

The spelling of 234649871 in words is "two hundred thirty-four million, six hundred forty-nine thousand, eight hundred seventy-one".