238475599 has 2 divisors, whose sum is σ = 238475600. Its totient is φ = 238475598.

The previous prime is 238475563. The next prime is 238475623. The reversal of 238475599 is 995574832.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238475599 is a prime.

It is a super-2 number, since 2×238475599² = 113741222636817602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238475519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119237799 + 119237800.

It is an arithmetic number, because the mean of its divisors is an integer number (119237800).

Almost surely, 2^238475599 is an apocalyptic number.

238475599 is a deficient number, since it is larger than the sum of its proper divisors (1).

238475599 is an equidigital number, since it uses as much as digits as its factorization.

238475599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 52.

The square root of 238475599 is about 15442.6551797286. The cubic root of 238475599 is about 620.1279643953.

The spelling of 238475599 in words is "two hundred thirty-eight million, four hundred seventy-five thousand, five hundred ninety-nine".