42340052 has 12 divisors (see below), whose sum is σ = 75351360. Its totient is φ = 20811096.

The previous prime is 42340049. The next prime is 42340093. The reversal of 42340052 is 25004324.

It is a congruent number.

It is an unprimeable number.

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, 89468 + ... + 89939.

It is an arithmetic number, because the mean of its divisors is an integer number (6279280).

Almost surely, 2^42340052 is an apocalyptic number.

It is an amenable number.

42340052 is a deficient number, since it is larger than the sum of its proper divisors (33011308).

42340052 is a wasteful number, since it uses less digits than its factorization.

42340052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179470 (or 179468 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 42340052 is about 6506.9233897442. The cubic root of 42340052 is about 348.5382628956.

Adding to 42340052 its reverse (25004324), we get a palindrome (67344376).

The spelling of 42340052 in words is "forty-two million, three hundred forty thousand, fifty-two".