234679387 has 2 divisors, whose sum is σ = 234679388. Its totient is φ = 234679386.

The previous prime is 234679349. The next prime is 234679391. The reversal of 234679387 is 783976432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234679387 - 2⁷ = 234679259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234679387.

It is not a weakly prime, because it can be changed into another prime (234679987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117339693 + 117339694.

It is an arithmetic number, because the mean of its divisors is an integer number (117339694).

Almost surely, 2^234679387 is an apocalyptic number.

234679387 is a deficient number, since it is larger than the sum of its proper divisors (1).

234679387 is an equidigital number, since it uses as much as digits as its factorization.

234679387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 49.

The square root of 234679387 is about 15319.2489045645. The cubic root of 234679387 is about 616.8198125929.

The spelling of 234679387 in words is "two hundred thirty-four million, six hundred seventy-nine thousand, three hundred eighty-seven".