238566342 has 16 divisors (see below), whose sum is σ = 545294592. Its totient is φ = 68161800.

The previous prime is 238566283. The next prime is 238566353. The reversal of 238566342 is 243665832.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 238566342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2840034 + ... + 2840117.

It is an arithmetic number, because the mean of its divisors is an integer number (34080912).

Almost surely, 2^238566342 is an apocalyptic number.

238566342 is an abundant number, since it is smaller than the sum of its proper divisors (306728250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238566342 is a wasteful number, since it uses less digits than its factorization.

238566342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680163.

The product of its digits is 207360, while the sum is 39.

The square root of 238566342 is about 15445.5929636903. The cubic root of 238566342 is about 620.2066099481.

It can be divided in two parts, 238 and 566342, that added together give a triangular number (566580 = T₁₀₆₄).

The spelling of 238566342 in words is "two hundred thirty-eight million, five hundred sixty-six thousand, three hundred forty-two".