235064689 has 2 divisors, whose sum is σ = 235064690. Its totient is φ = 235064688.

The previous prime is 235064677. The next prime is 235064701. The reversal of 235064689 is 986460532.

It is a balanced prime because it is at equal distance from previous prime (235064677) and next prime (235064701).

It can be written as a sum of positive squares in only one way, i.e., 172528225 + 62536464 = 13135^2 + 7908^2 .

It is a cyclic number.

It is not a de Polignac number, because 235064689 - 2⁵ = 235064657 is a prime.

It is not a weakly prime, because it can be changed into another prime (235064989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117532344 + 117532345.

It is an arithmetic number, because the mean of its divisors is an integer number (117532345).

Almost surely, 2^235064689 is an apocalyptic number.

It is an amenable number.

235064689 is a deficient number, since it is larger than the sum of its proper divisors (1).

235064689 is an equidigital number, since it uses as much as digits as its factorization.

235064689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 235064689 is about 15331.8194941109. The cubic root of 235064689 is about 617.1571976564.

The spelling of 235064689 in words is "two hundred thirty-five million, sixty-four thousand, six hundred eighty-nine".