234879679 has 2 divisors, whose sum is σ = 234879680. Its totient is φ = 234879678.

The previous prime is 234879677. The next prime is 234879709. The reversal of 234879679 is 976978432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234879679 - 2¹ = 234879677 is a prime.

Together with 234879677, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234879677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117439839 + 117439840.

It is an arithmetic number, because the mean of its divisors is an integer number (117439840).

Almost surely, 2^234879679 is an apocalyptic number.

234879679 is a deficient number, since it is larger than the sum of its proper divisors (1).

234879679 is an equidigital number, since it uses as much as digits as its factorization.

234879679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 55.

The square root of 234879679 is about 15325.7847759911. The cubic root of 234879679 is about 616.9952419237.

The spelling of 234879679 in words is "two hundred thirty-four million, eight hundred seventy-nine thousand, six hundred seventy-nine".