238243748 has 6 divisors (see below), whose sum is σ = 416926566. Its totient is φ = 119121872.

The previous prime is 238243673. The next prime is 238243751. The reversal of 238243748 is 847342832.

It can be written as a sum of positive squares in only one way, i.e., 207129664 + 31114084 = 14392^2 + 5578^2 .

It is a super-2 number, since 2×238243748² = 113520166922175008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29780465 + ... + 29780472.

It is an arithmetic number, because the mean of its divisors is an integer number (69487761).

Almost surely, 2^238243748 is an apocalyptic number.

It is an amenable number.

238243748 is a deficient number, since it is larger than the sum of its proper divisors (178682818).

238243748 is a wasteful number, since it uses less digits than its factorization.

238243748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59560941 (or 59560939 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 238243748 is about 15435.1465169593. The cubic root of 238243748 is about 619.9269320760.

It can be divided in two parts, 23824 and 3748, that added together give a palindrome (27572).

The spelling of 238243748 in words is "two hundred thirty-eight million, two hundred forty-three thousand, seven hundred forty-eight".