234743213 has 2 divisors, whose sum is σ = 234743214. Its totient is φ = 234743212.

The previous prime is 234743177. The next prime is 234743219. The reversal of 234743213 is 312347432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226111369 + 8631844 = 15037^2 + 2938^2 .

It is a cyclic number.

It is not a de Polignac number, because 234743213 - 2²⁴ = 217965997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234743219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117371606 + 117371607.

It is an arithmetic number, because the mean of its divisors is an integer number (117371607).

Almost surely, 2^234743213 is an apocalyptic number.

It is an amenable number.

234743213 is a deficient number, since it is larger than the sum of its proper divisors (1).

234743213 is an equidigital number, since it uses as much as digits as its factorization.

234743213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 29.

The square root of 234743213 is about 15321.3319590694. The cubic root of 234743213 is about 616.8757265688.

The spelling of 234743213 in words is "two hundred thirty-four million, seven hundred forty-three thousand, two hundred thirteen".