238355042 has 4 divisors (see below), whose sum is σ = 357532566. Its totient is φ = 119177520.

The previous prime is 238355041. The next prime is 238355077. The reversal of 238355042 is 240553832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 237190801 + 1164241 = 15401^2 + 1079^2 .

It is not an unprimeable number, because it can be changed into a prime (238355041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59588759 + ... + 59588762.

Almost surely, 2^238355042 is an apocalyptic number.

238355042 is a deficient number, since it is larger than the sum of its proper divisors (119177524).

238355042 is a wasteful number, since it uses less digits than its factorization.

238355042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119177523.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 238355042 is about 15438.7513096105. The cubic root of 238355042 is about 620.0234486449.

The spelling of 238355042 in words is "two hundred thirty-eight million, three hundred fifty-five thousand, forty-two".