42133142 has 8 divisors (see below), whose sum is σ = 63269976. Its totient is φ = 21043152.

The previous prime is 42133129. The next prime is 42133153. The reversal of 42133142 is 24133124.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9368 + ... + 13115.

It is an arithmetic number, because the mean of its divisors is an integer number (7908747).

Almost surely, 2^42133142 is an apocalyptic number.

42133142 is a deficient number, since it is larger than the sum of its proper divisors (21136834).

42133142 is a wasteful number, since it uses less digits than its factorization.

42133142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23422.

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

The square root of 42133142 is about 6491.0046988120. The cubic root of 42133142 is about 347.9695827116.

Adding to 42133142 its reverse (24133124), we get a palindrome (66266266).

The spelling of 42133142 in words is "forty-two million, one hundred thirty-three thousand, one hundred forty-two".