235057969 has 2 divisors, whose sum is σ = 235057970. Its totient is φ = 235057968.

The previous prime is 235057937. The next prime is 235057993. The reversal of 235057969 is 969750532.

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., 234457344 + 600625 = 15312^2 + 775^2 .

It is a cyclic number.

It is not a de Polignac number, because 235057969 - 2⁵ = 235057937 is a prime.

It is a super-2 number, since 2×235057969² = 110504497580809922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (235057919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117528984 + 117528985.

It is an arithmetic number, because the mean of its divisors is an integer number (117528985).

Almost surely, 2^235057969 is an apocalyptic number.

It is an amenable number.

235057969 is a deficient number, since it is larger than the sum of its proper divisors (1).

235057969 is an equidigital number, since it uses as much as digits as its factorization.

235057969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 510300, while the sum is 46.

The square root of 235057969 is about 15331.6003404733. The cubic root of 235057969 is about 617.1513165294.

The spelling of 235057969 in words is "two hundred thirty-five million, fifty-seven thousand, nine hundred sixty-nine".