238538354 has 4 divisors (see below), whose sum is σ = 357807534. Its totient is φ = 119269176.

The previous prime is 238538353. The next prime is 238538381. The reversal of 238538354 is 453835832.

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., 176491225 + 62047129 = 13285^2 + 7877^2 .

It is not an unprimeable number, because it can be changed into a prime (238538353) 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 as a sum of consecutive naturals, namely, 59634587 + ... + 59634590.

Almost surely, 2^238538354 is an apocalyptic number.

238538354 is a deficient number, since it is larger than the sum of its proper divisors (119269180).

238538354 is a wasteful number, since it uses less digits than its factorization.

238538354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119269179.

The product of its digits is 345600, while the sum is 41.

The square root of 238538354 is about 15444.6869181606. The cubic root of 238538354 is about 620.1823553091.

The spelling of 238538354 in words is "two hundred thirty-eight million, five hundred thirty-eight thousand, three hundred fifty-four".