234605879 has 2 divisors, whose sum is σ = 234605880. Its totient is φ = 234605878.

The previous prime is 234605821. The next prime is 234605887. The reversal of 234605879 is 978506432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234605879 is a prime.

It is a super-2 number, since 2×234605879² = 110079836922725282, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234605479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117302939 + 117302940.

It is an arithmetic number, because the mean of its divisors is an integer number (117302940).

Almost surely, 2^234605879 is an apocalyptic number.

234605879 is a deficient number, since it is larger than the sum of its proper divisors (1).

234605879 is an equidigital number, since it uses as much as digits as its factorization.

234605879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 234605879 is about 15316.8495128731. The cubic root of 234605879 is about 616.7554042580.

The spelling of 234605879 in words is "two hundred thirty-four million, six hundred five thousand, eight hundred seventy-nine".