235412239 has 2 divisors, whose sum is σ = 235412240. Its totient is φ = 235412238.

The previous prime is 235412231. The next prime is 235412251. The reversal of 235412239 is 932214532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 235412239 - 2³ = 235412231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 235412239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235412231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117706119 + 117706120.

It is an arithmetic number, because the mean of its divisors is an integer number (117706120).

Almost surely, 2^235412239 is an apocalyptic number.

235412239 is a deficient number, since it is larger than the sum of its proper divisors (1).

235412239 is an equidigital number, since it uses as much as digits as its factorization.

235412239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 235412239 is about 15343.1495788837. The cubic root of 235412239 is about 617.4612095156.

The spelling of 235412239 in words is "two hundred thirty-five million, four hundred twelve thousand, two hundred thirty-nine".