2238438368 has 12 divisors (see below), whose sum is σ = 4406925600. Its totient is φ = 1119219168.

The previous prime is 2238438353. The next prime is 2238438379. The reversal of 2238438368 is 8638348322.

It is a congruent number.

It is an unprimeable number.

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, 34975568 + ... + 34975631.

It is an arithmetic number, because the mean of its divisors is an integer number (367243800).

Almost surely, 2^2238438368 is an apocalyptic number.

It is an amenable number.

2238438368 is a deficient number, since it is larger than the sum of its proper divisors (2168487232).

2238438368 is an equidigital number, since it uses as much as digits as its factorization.

2238438368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69951209 (or 69951201 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 47.

The square root of 2238438368 is about 47312.1376392993. The cubic root of 2238438368 is about 1308.1223937566.

The spelling of 2238438368 in words is "two billion, two hundred thirty-eight million, four hundred thirty-eight thousand, three hundred sixty-eight".