42340133 has 8 divisors (see below), whose sum is σ = 46236960. Its totient is φ = 38451280.

The previous prime is 42340127. The next prime is 42340139. The reversal of 42340133 is 33104324.

It is an interprime number because it is at equal distance from previous prime (42340127) and next prime (42340139).

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 42340133 - 2²⁰ = 41291557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340139) 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 7 ways as a sum of consecutive naturals, for example, 17183 + ... + 19491.

It is an arithmetic number, because the mean of its divisors is an integer number (5779620).

Almost surely, 2^42340133 is an apocalyptic number.

It is an amenable number.

42340133 is a deficient number, since it is larger than the sum of its proper divisors (3896827).

42340133 is a wasteful number, since it uses less digits than its factorization.

42340133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 42340133 is about 6506.9296138809. The cubic root of 42340133 is about 348.5384851562.

Adding to 42340133 its reverse (33104324), we get a palindrome (75444457).

The spelling of 42340133 in words is "forty-two million, three hundred forty thousand, one hundred thirty-three".