42355 has 8 divisors (see below), whose sum is σ = 52272. Its totient is φ = 32928.

The previous prime is 42349. The next prime is 42359. The reversal of 42355 is 55324.

It is a happy number.

42355 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 42355 - 2⁵ = 42323 is a prime.

It is a Duffinian number.

42355 is strictly pandigital in base 6.

It is not an unprimeable number, because it can be changed into a prime (42359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117 + ... + 313.

It is an arithmetic number, because the mean of its divisors is an integer number (6534).

2⁴²³⁵⁵ is an apocalyptic number.

42355 is a deficient number, since it is larger than the sum of its proper divisors (9917).

42355 is a wasteful number, since it uses less digits than its factorization.

42355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245.

The product of its digits is 600, while the sum is 19.

The square root of 42355 is about 205.8033041523. The cubic root of 42355 is about 34.8579274788.

Adding to 42355 its reverse (55324), we get a palindrome (97679).

The spelling of 42355 in words is "forty-two thousand, three hundred fifty-five".