42324142 has 32 divisors (see below), whose sum is σ = 74880000. Its totient is φ = 17932824.

The previous prime is 42324133. The next prime is 42324187. The reversal of 42324142 is 24142324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70359 + ... + 70957.

It is an arithmetic number, because the mean of its divisors is an integer number (2340000).

Almost surely, 2^42324142 is an apocalyptic number.

42324142 is a deficient number, since it is larger than the sum of its proper divisors (32555858).

42324142 is a wasteful number, since it uses less digits than its factorization.

42324142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725 (or 711 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 42324142 is about 6505.7007308975. The cubic root of 42324142 is about 348.4946010182.

Adding to 42324142 its reverse (24142324), we get a palindrome (66466466).

The spelling of 42324142 in words is "forty-two million, three hundred twenty-four thousand, one hundred forty-two".