238958963 has 4 divisors (see below), whose sum is σ = 241983840. Its totient is φ = 235934088.

The previous prime is 238958959. The next prime is 238958969. The reversal of 238958963 is 369859832.

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 238958963 - 2² = 238958959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (238958969) 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 in 3 ways as a sum of consecutive naturals, for example, 1512320 + ... + 1512477.

It is an arithmetic number, because the mean of its divisors is an integer number (60495960).

Almost surely, 2^238958963 is an apocalyptic number.

238958963 is a deficient number, since it is larger than the sum of its proper divisors (3024877).

238958963 is an equidigital number, since it uses as much as digits as its factorization.

238958963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024876.

The product of its digits is 2799360, while the sum is 53.

The square root of 238958963 is about 15458.2975453314. The cubic root of 238958963 is about 620.5466588639.

The spelling of 238958963 in words is "two hundred thirty-eight million, nine hundred fifty-eight thousand, nine hundred sixty-three".