238912304 has 20 divisors (see below), whose sum is σ = 467142720. Its totient is φ = 118359360.

The previous prime is 238912301. The next prime is 238912309. The reversal of 238912304 is 403219832.

It is a happy number.

238912304 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (238912301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66752 + ... + 70239.

It is an arithmetic number, because the mean of its divisors is an integer number (23357136).

Almost surely, 2^238912304 is an apocalyptic number.

It is an amenable number.

238912304 is a deficient number, since it is larger than the sum of its proper divisors (228230416).

238912304 is a wasteful number, since it uses less digits than its factorization.

238912304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137108 (or 137102 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 238912304 is about 15456.7882821756. The cubic root of 238912304 is about 620.5062670313.

The spelling of 238912304 in words is "two hundred thirty-eight million, nine hundred twelve thousand, three hundred four".