42133342 has 8 divisors (see below), whose sum is σ = 63227736. Its totient is φ = 21057432.

The previous prime is 42133339. The next prime is 42133349. The reversal of 42133342 is 24333124.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42133349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5613 + ... + 10759.

It is an arithmetic number, because the mean of its divisors is an integer number (7903467).

Almost surely, 2^42133342 is an apocalyptic number.

42133342 is a deficient number, since it is larger than the sum of its proper divisors (21094394).

42133342 is a wasteful number, since it uses less digits than its factorization.

42133342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9242.

The product of its digits is 1728, while the sum is 22.

The square root of 42133342 is about 6491.0201047293. The cubic root of 42133342 is about 347.9701332980.

Adding to 42133342 its reverse (24333124), we get a palindrome (66466466).

The spelling of 42133342 in words is "forty-two million, one hundred thirty-three thousand, three hundred forty-two".