42351 has 8 divisors (see below), whose sum is σ = 59520. Its totient is φ = 26712.

The previous prime is 42349. The next prime is 42359. The reversal of 42351 is 15324.

42351 is nontrivially palindromic in base 14.

42351 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

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

It is not a de Polignac number, because 42351 - 2¹ = 42349 is a prime.

It is a plaindrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 42351.

It is a congruent number.

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, 315 + ... + 428.

It is an arithmetic number, because the mean of its divisors is an integer number (7440).

2⁴²³⁵¹ is an apocalyptic number.

42351 is a deficient number, since it is larger than the sum of its proper divisors (17169).

42351 is a wasteful number, since it uses less digits than its factorization.

42351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765.

The product of its digits is 120, while the sum is 15.

The square root of 42351 is about 205.7935859059. The cubic root of 42351 is about 34.8568301184.

Adding to 42351 its reverse (15324), we get a palindrome (57675).

It can be divided in two parts, 423 and 51, that added together give a palindrome (474).

The spelling of 42351 in words is "forty-two thousand, three hundred fifty-one".