235427429 has 2 divisors, whose sum is σ = 235427430. Its totient is φ = 235427428.

The previous prime is 235427389. The next prime is 235427443. The reversal of 235427429 is 924724532.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160604929 + 74822500 = 12673^2 + 8650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235427429 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 235427392 and 235427401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235427449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117713714 + 117713715.

It is an arithmetic number, because the mean of its divisors is an integer number (117713715).

Almost surely, 2^235427429 is an apocalyptic number.

It is an amenable number.

235427429 is a deficient number, since it is larger than the sum of its proper divisors (1).

235427429 is an equidigital number, since it uses as much as digits as its factorization.

235427429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The square root of 235427429 is about 15343.6445800859. The cubic root of 235427429 is about 617.4744898136.

The spelling of 235427429 in words is "two hundred thirty-five million, four hundred twenty-seven thousand, four hundred twenty-nine".