42358238 has 8 divisors (see below), whose sum is σ = 68424888. Its totient is φ = 19549944.

The previous prime is 42358231. The next prime is 42358243. The reversal of 42358238 is 83285324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42358198 and 42358207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42358231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814556 + ... + 814607.

It is an arithmetic number, because the mean of its divisors is an integer number (8553111).

Almost surely, 2^42358238 is an apocalyptic number.

42358238 is a deficient number, since it is larger than the sum of its proper divisors (26066650).

42358238 is a wasteful number, since it uses less digits than its factorization.

42358238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629178.

The product of its digits is 46080, while the sum is 35.

The square root of 42358238 is about 6508.3206743368. The cubic root of 42358238 is about 348.5881574143.

The spelling of 42358238 in words is "forty-two million, three hundred fifty-eight thousand, two hundred thirty-eight".