42324131 has 4 divisors (see below), whose sum is σ = 42354600. Its totient is φ = 42293664.

The previous prime is 42324127. The next prime is 42324133. The reversal of 42324131 is 13142324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42324131 - 2² = 42324127 is a prime.

It is a super-2 number, since 2×42324131² = 3582664129810322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42324133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13046 + ... + 15963.

It is an arithmetic number, because the mean of its divisors is an integer number (10588650).

Almost surely, 2^42324131 is an apocalyptic number.

42324131 is a deficient number, since it is larger than the sum of its proper divisors (30469).

42324131 is a wasteful number, since it uses less digits than its factorization.

42324131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30468.

The product of its digits is 576, while the sum is 20.

The square root of 42324131 is about 6505.6998854850. The cubic root of 42324131 is about 348.4945708270.

Adding to 42324131 its reverse (13142324), we get a palindrome (55466455).

The spelling of 42324131 in words is "forty-two million, three hundred twenty-four thousand, one hundred thirty-one".