235469231 has 2 divisors, whose sum is σ = 235469232. Its totient is φ = 235469230.

The previous prime is 235469209. The next prime is 235469237. The reversal of 235469231 is 132964532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 235469231 - 2⁶ = 235469167 is a prime.

It is a super-2 number, since 2×235469231² = 110891517495462722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 235469191 and 235469200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235469237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117734615 + 117734616.

It is an arithmetic number, because the mean of its divisors is an integer number (117734616).

Almost surely, 2^235469231 is an apocalyptic number.

235469231 is a deficient number, since it is larger than the sum of its proper divisors (1).

235469231 is an equidigital number, since it uses as much as digits as its factorization.

235469231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 235469231 is about 15345.0067122827. The cubic root of 235469231 is about 617.5110334755.

The spelling of 235469231 in words is "two hundred thirty-five million, four hundred sixty-nine thousand, two hundred thirty-one".