238765259 has 4 divisors (see below), whose sum is σ = 239543304. Its totient is φ = 237987216.

The previous prime is 238765253. The next prime is 238765297. The reversal of 238765259 is 952567832.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 238765259 - 2⁴ = 238765243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (238765253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388562 + ... + 389175.

It is an arithmetic number, because the mean of its divisors is an integer number (59885826).

Almost surely, 2^238765259 is an apocalyptic number.

238765259 is a deficient number, since it is larger than the sum of its proper divisors (778045).

238765259 is an equidigital number, since it uses as much as digits as its factorization.

238765259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778044.

The product of its digits is 907200, while the sum is 47.

The square root of 238765259 is about 15452.0309021177. The cubic root of 238765259 is about 620.3789384843.

The spelling of 238765259 in words is "two hundred thirty-eight million, seven hundred sixty-five thousand, two hundred fifty-nine".