235868873 has 2 divisors, whose sum is σ = 235868874. Its totient is φ = 235868872.

The previous prime is 235868851. The next prime is 235868879. The reversal of 235868873 is 378868532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210598144 + 25270729 = 14512^2 + 5027^2 .

It is a cyclic number.

It is not a de Polignac number, because 235868873 - 2⁸ = 235868617 is a prime.

It is not a weakly prime, because it can be changed into another prime (235868879) 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, 117934436 + 117934437.

It is an arithmetic number, because the mean of its divisors is an integer number (117934437).

Almost surely, 2^235868873 is an apocalyptic number.

It is an amenable number.

235868873 is a deficient number, since it is larger than the sum of its proper divisors (1).

235868873 is an equidigital number, since it uses as much as digits as its factorization.

235868873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 50.

The square root of 235868873 is about 15358.0230824153. The cubic root of 235868873 is about 617.8601857618.

The spelling of 235868873 in words is "two hundred thirty-five million, eight hundred sixty-eight thousand, eight hundred seventy-three".